Smith, G. R. ., Crowther, T. W. ., Eisenhauer, N. . and van den Hoogen, J. . (2020) “Building a global database of soil microbial biomass and function: a call for collaboration: A CALL FOR COLLABORATION”, SOIL ORGANISMS, 91(3), pp. 139–142. doi: 10.25674/so91iss3pp140.