W.R. Kessler
Fisk, Melany C., W.R. Kessler, A. Goodale, Timothy J. Fahey, Peter M. Groffman, and Charles T. Driscoll. 2006. “Landscape Variation in Microarthropod Response to Calcium Addition in a Northern Hardwood Forest Ecosystem”. Pedobiologia 50: 69-78.