Schulze, Ernst Detlef Emeritus Group, Prof. E.-D. Schulze, Max Planck Institute for Biogeochemistry, Max Planck Society;
http://austinpublishinggroup.com/earth-science/download.php?file=fulltext/ajes-v2-id1012.pdf (Publisher version)
BGC2263.pdf (Publisher version), 2MB
Schulze, E. D. (2015). Biogeochemistry: Historical and future perspectives. Austin Journal of Earth Science, 2(2): 1012.