1. Soil respiration;Anderson,1986
2. Official Methods of Analysis, 14th ed,1984
3. Effect of the diet on growth and reproduction of Eisenia andrei (Oligochaeta, Lumbricidae);Domínguez;Pedobiologia (Jena),1997
4. Vermicomposting of sewage sludge: effect of bulking materials on the growth and reproduction of the earthworm Eisenia andrei;Domínguez;Pedobiologia (Jena),2000
5. Life in a complex community: functional interactions between earthworms, organic matter, microorganisms, and plant growth;Doube,1998