Sylvain, Z.A., Wall, D.H. (2011): Linking soil biodiversity and vegetation: Implications for a changing planet. American Journal of Botany, 98: 517–527.
Symondson, W.O.C., Glen, D.M., Ives, A.R., Langdon, C.J., Wiltshire, C.W. (2002): Dynamics of the relationship between a generalist predator and slugs over five years. Ecology, 83: 137-147.
Sywula, T., Jędryczkowski, W.B. (2000):Skorupiaki (Crustacea). Flora I Fauna Pienin – Monografie Pienińskie, 1: 107-110.
Szabó, I.M., Chu, T.L., Contreras, E., Heydrich, M., Jáger, K., Marialigeti, K., Pobozsny, M., Ravasz, K., Zicsi, A. (1987): On the problems of intestinal bacteriology of forest-litter consuming invertebrates. In: Striganova, B.R. (ed): Soil fauna and soil fertility. Proc 9th Int Coll Soil Zool, Moscow, Nauka: 58–63.
Szabo, I.M., Nasser, E.G.A., Striganova, B.R., Rakhmo, Y.R., Jáger, K., Heydrich, M. (1992): Interactions among millipedes (Diplopoda) and their intestinal Bacteria. In: Meyer, E., Thaler, K., Schedl, W. (eds.): Advances in Myriapodology. Berichte des naturwissenschaftlich-medizinischen Vereins in Innsbruck, Supplement 10: 289-296. (ve sborníku)