TY - BOOK ID - 141336190 TI - Comparative spermatology 20 years after : 6th international congress of spermatology, presented at Siena (August 30th-September 5th, 1990) PY - 1991 SN - 0881676543 PB - New York Raven Press DB - UniCat KW - Spermatozoa - Congresses. UR - https://www.unicat.be/uniCat?func=search&query=sysid:141336190 AB - ER -