Ferraguti, M Spermiogenesis in Seison nebaliae (Rotifera, Seisonidea): further evidence of a rotifer-acanthocephalan relationship. [electronic resource] - Tissue & cell Aug 1999 - 428-40 p. digital Publication Type: Journal Article ISSN: 0040-8166 Standard No.: 10.1054/tice.1999.0012 doi