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2. Studies on the helical and paramyosinic muscles. VII. Fine structure of body wall muscles in Sipunculus nudus;de Eguileor;J. Submicr. Cytol.,1976
3. Comparative electron microscopic studies of muscle and sperm cells in Branchiobdella pentodonta Whitman and Bythonomus lemani Grube (Annelida Clitellata);Ferraguti;Zoomorphologie,1977
4. Notes on the morphology and histology of Xironogiton instabilia (Moore, 1883) (Fam-Branchiobdellidae) with special reference to the muscle cells;Franzén;Zool. Bidr. (Uppsala),1962
5. Membranous systems in muscle fibers;Franzini-Armstrong,1973