1. Nitrite oxidation in Eisenia foetida (Savigny): ecological implications;Arillo;Funct. Ecol.,1991
2. Histochemistry of the hemocoel tissues of the leech Haemopis marmorata;Barnes;Trans. Am. Microsc. Soc.,1983
3. Living Blood Cells and their Ultrastructure;Bessis,1973
4. Repeated antigenic challenge induces earthworm coelomocyte proliferation;Bilej;Immunol. Lett.,1992
5. The botryoidal and vaso-fibrous tissue of the leech Hirudo medicinalis;Bradbury;Q. J. Microsc. Sci.,1959