Parida, B.B., Mohanty, S. (1972): Studies on the chromosomes of a millipede Thyropygus nigrolabitus (Harpagophoridae Diplopoda Arthropoda). Prakruti Utkal University Journal Science, 9: 97-104.
Paris, O.H. (1963): The ecology of Armadillidium vulgare (Isopoda: Oniscoidea) in California grassland: food, enemies, and wheather. Ecol. Mono., 33: 1-22.
Paris, O.H. (1965): Vagility of P32-labeled isopods in grassland. Ecology, 46: 635-648.
Paris, O.H., Pitelka, F.A. (1962): Population characteristics of the terrestrial isopod Armadillidium vulgare in California grassland. Ecology, 43: 229-248.
Paris, O.H., Sikora, A. (1965):Radio tracer demonstration of isopod herbivory. Ecology, 46: 729-734.
Parisi V., Menta C., Gardi C., Jacomini C. (2004): Evaluation of soil quality and biodiversity in Italy: The biological quality of soil index (QBS) approach. In: Francaviglia R. (ed.): Agricultural impacts on soil erosion and soil biodiversity: Developing indicators for policy analysis. Proceedings from an OECD Expert Meeting. Rome, Italy, March 2003: 541-550.
