Pérez-Santos, I., Díaz, P.A., Silva, N., Garreaud, R., Montero, P., Henríquez-Castillo, C., Barrera, F., Linford, P., Amaya, C., Contreras, S., Aracena, C., Pinilla, E., Altamirano, R., Vallejos, L., Pavez, J., Maulen, J. (2021) Oceanography time series reveals annual asynchrony input between oceanic and estuarine waters in Patagonian fjords, Science of the Total Environment 798, 149241

Véquaud, P., Derenne, S., Thibault, A., Anquetil, C, Bonanomi, G., Collin S., Contreras, S., Nottingham, A., Sabatier, P., Salinas, N., Scott, W.P., Werne, J.P., Huguet, A. (2021) Development of global temperature and pH calibrations based on bacterial 3-hydroxy fatty acids in soils. Biogeosciences Discuss. 18 (12), 3937-3959.

Wesley P. S., Contreras, S., Bowen, G.J., Arnold, T.E., Bustamante-Ortega, R., Werne, J.P. (2021) Lake water based isoscape in central-south Chile reflects meteoric water, Scientific Reports 11 (875),

Ruiz-Ruiz, P.A., Contreras, S., Urzúa, A., Quiroga, E., Rebolledo, L. (2021) Fatty acid biomarkers in three species inhabiting a high latitude Patagonian fjord (Yendegaia Fjord, Chile). Polar Biology.

Ruiz-Ruiz, P.A., Contreras, S., Quiroga, E., Urzúa, A. (2021) Bioenergetic traits of three keystone marine species in the food web of a pristine Patagonian fjord. Journal of Sea Research 167: 101984.

Cifuentes G, Contreras S, Cerda-Peña (2020) Evaluation of the Foliar Damage That Threatens a Millennial-Age Tree, Araucaria araucana (Molina) K. Koch, Using Leaf Waxes. Forests 11(1): 59. doi: 10.3390/f11010059

Placencia, J.A., Contreras, S. (2018) Organochlorine pesticides in surface waters from Reloncaví Fjord and the inner sea of Chiloé (~39.5°S – 43°S), Chilean Patagonia. Marine Pollution Bulletin 126: 389-395. doi: 10.1016/j.marpolbul.2017.11.053

Contreras, S., Werne, J.P., Araneda, A. , Urrutia, R., Conejero, C.A. (2018), Organic matter geochemical signatures (TOC, TN, C/N ratio, δ13C and δ15N) of surface sediment from lakes distributed along a climatological gradient on the western side of the southern Andes. Science of the Total Environment 630C, 878-888. doi: 10.1016/j.scitotenv.2018.02.225

T. C. Johnson, Werne, J.P., Brown, E.T., Abbott, A., Berke, M., Steinman, B.A., Halbur, J., Contreras, S., Grosshuesch, S., Sinninghe Damsté, J.S. (2016) A progressively wetter climate in southern East Africa over the past 1.3 million years. Nature 537, 220-224. doi: 10.1038/nature19065. *

Contreras, S., Werne, J.P., Brown, E.T., Anderson, R.S., Fawcett, P.J. (2016), A molecular isotope record of climate variability and vegetation response in southwestern North America during mid-Pleistocene glacial/interglacial cycles. Palaeogeography, Palaeoclimatology, Palaeoecology 459, 338–347. doi: 10.1016/j.palaeo.2016.07.019*

Pozo K, Kukučka P, Vaňková L, Přibylová P, Klánová P, Rudolph A, Banguera Y, Monsalves J, Contreras S, Barra R, Ahumada R (2015) Polybrominated Diphenyl Ethers (PBDEs) in Concepción Bay, central Chile after the 2010 Tsunami. Marine Pollution Bulletin 95(1): 480–483. doi: 10.1016/j.marpolbul.2015.03.011. *

Brunner B, Contreras S, Lehmann MF, Matantseva O, Rollog M, Kalvelage T, Klockgether G, Lavik G, Jetten MSM, Kartal B, Kuypers MMM (2013) Nitrogen isotope effects induced by anammox bacteria. Proceedings of the National Academy of Sciences 110(47): 18994-18999. doi: 10.1073/pnas.1310488110. *

Contreras S, Meister P, Liu B, Prieto-Mollar X, Hinrichs K, Khalili A, Ferdelman TG, Kuypers MMM, Jørgensen BB (2013) Cyclic 100 ka (glacial-interglacial) migration of sub-seafloor redox zonation on the Peruvian shelf. Proceedings of the National Academy of Sciences 110(45): 18098–18103. doi: 10.1073/pnas.1305981110. *

Schunck H, Lavik G, Desai DK, Großkopf T, Kalvelage T, Loescher C, Contreras S, Paulmier A, Mußman M, Holtappels M, Rosenstiel P, Schillhabel M, Graco M, Siegel H, Schmitz RA., Kuypers MMM, LaRoche J (2013) Giant sulfidic plume in the Oxygen Minimum Zone off Peru supports chemolithoautotrophy. PLoS ONE 8(8): e68661. doi: 10.1371/journal.pone.0068661. *

Galbraith E, Kienast M, Robinson RS, Albuquerque L, Altabet M, Batista F, Bianchi D., Calvert D, Contreras S, Crosta X, De Pol Holz R, Dubois N, Etourneau J, Francois R, Hsu T-Ch, Ivanochko T, Jaccard S, Kao S-J, Kiefer T, Kienast S, Lehmann MF, Martinez P, McCarthy, Meckler AM, Mix A, Möbius J, Pedersen T, Pichevin L, Quan TM, Robinson R, Ryabenko E, Schmittner A, Schneider R, Schneider-Mor A, Shigemitsu M, Sinclair D, Somes C, Studer A, Tesdal J-E, Thunell R, Yang J-Y (2013) The acceleration of oceanic denitrification during deglacial warming. Nature Geoscience 6: 579–584. doi: 10.1038/NGEO1832. *

Kalvelage T, Lavik G, Contreras S, Arteaga L, Lam P, Löscher C, Oschlies A, Paulmier A, Stramma L, Kuypers MMM (2013) Nitrogen cycling driven by organic matter in the South Pacific oxygen minimum zone. Nature Geoscience 6. doi: 10.1038/NGEO1739. *

Robinson RS, Kienast M, Albuquerque L, Altabet M, Contreras S, De Pol Holz R, Dubois N, Francois R, Galbraith E, Hsu T-Ch, Ivanochko T, Jaccard S, Kao S-J, Kiefer T, Lehmann MF, Martinez P, McCarthy M, Möbius J, Pedersen T, Quan TM, Ryabenko E, Schmittner A, Schneider R, Schneider-Mor A, Shigemitsu M, Sinclair D, Somes C, Studer A, Thunell R, Yang J-Y (2012) A review of nitrogen isotopic alteration in marine sediments, Paleoceanography 27: PA4203. doi: 10.1029/2012PA002321. *

Kalvelage T, Jensen M, Contreras S, Revsbech NP, Lam P, Günter M, LaRoche J, Lavik G, Kuypers MMM (2011) Oxygen sensitive of anammox and coupled N-cycle processes in Oxygen Minimum Zones. PLoS One 6(12): e29299, doi: 10.1371/journal.pone.0029299. *

Contreras S, Lange CB, Pantoja S, Lavik G, Rincón-Martínez D, Kuypers MMM (2010) A rainy northern Atacama Desert during the last interglacial. Geophysical Research Letters 37: L23612. doi: 10.1029/2010GL045728. *

Rincón-Martinez D, Lamy F, Contreras S, Leduc G, Bard E, Saukel C, Blanz T, Mackensen A, Tiedemann R.(2010) Wetter interglacials in Ecuador during the past 500 kyr and its relation to latitudinal shifts of the Equatorial Front in the eastern tropical Pacific. Paleoceanography 25: PA2210. doi: 10.1029/2009PA001868. *

Contreras S, Pantoja S, Neira C, Lange C (2007) Biogeochemistry of surface sediments off Concepción (~36°S), Chile: El Niño vs. non-El Niño conditions. Progress in Oceanography 75: 576-585. doi: 10.1016/j.pocean.2007.08.030*

Sepúlveda J, Pantoja S, Hughen K, Lange C, Gonzalez F, Muñoz P, Rebolledo L, Castro R, Contreras S, Avila A, Rossel P, Lorca G, Salamanca M, Silva N (2005) Fluctuations in export productivity over the last century from sediments of a southern Chilean fjord (44ºS). Estuarine, Coastal and Shelf Science 65(3): 587-600. doi: 10.1016/j.ecss.2005.07.005 *

Ahumada R, Rudolph A, Contreras S (2003) Evaluation of coastal waters receiving fish processing waste: Lota Bay as a case study. Environmental Monitoring & Assessment 90(1-3): 89-99. doi: 10.1023/ *

Ahumada R, Rudolph A, Contreras S (2002) Metal content (Ba, Cd, Co, Cr, Cu, Ni, Pb, Sr, V and Zn) in marine sediments from the Patagónica region (52º-56º S), Chile. Ciencia y Tecnología del Mar 25(2): 77-86. PDF

Ahumada R, Contreras S (1999) Metal content (Ba, Cd, Co, Cr, Cu, Ni, Pb, Sr, V y Zn) in fjord and channel sediments adjacent to Campos de Hielo Sur. Ciencia y Tecnología del Mar 22: 47-58.

Hernández C, Contreras S, Gallardo J, Cancino J (1998) Communitarian structure of the Macroinfauna a long of the sandy beach in the central Chile: Lenga, San Vicente Bay. Revista Chilena de Historia Natural 71: 303-311. PDF *

Chapters of books

Pantoja S, Rossel P, Contreras S (2004) Chapter 22: Procesos Biogeoquímicos. In Biología Marina y Oceanografía: Conceptos y Procesos. C. Werlinger (Ed.). Gobierno de Chile.