Strong, D., Flecker, R., Valdes, P., Wilkinson, I., Rees, J., Zong, Y., …Pancost, R. (2012). Organic matter distribution in the modern sediments of the Pearl River Estuary. Organic Geochemistry, 49, 68-82. https://doi.org/10.1016/j.orggeochem.2012.04.011