@article{Petzoldt, author = {Petzoldt, Reiner}, title = {Microencapsulation of Bull Sperm CellsTheoretical and Methodical Aspects}, series = {Archiv f{\"u}r Tierzucht}, volume = {44}, journal = {Archiv f{\"u}r Tierzucht}, number = {Special Issue 1}, issn = {0003-9438}, pages = {S. 178}, language = {en} } @incollection{Petzoldt, author = {Petzoldt, Reiner}, title = {Akzessorisches Sekret}, series = {Veterin{\"a}rmedizinische Andrologie : Physiologie und Pathologie der Fortpflanzung bei m{\"a}nnlichen Tieren}, booktitle = {Veterin{\"a}rmedizinische Andrologie : Physiologie und Pathologie der Fortpflanzung bei m{\"a}nnlichen Tieren}, publisher = {Schattauer}, address = {Stuttgart}, isbn = {3-7945-1955-8}, pages = {55 -- 66}, language = {de} } @misc{EngelWeberPetzoldtetal., author = {Engel, S. and Weber, H. and Petzoldt, Reiner and Seidl, Barbara and Wiehe, Wolfgang and Sperl, J.}, title = {An improved method of sperm selection by glasswool filtration}, series = {Andrologia}, volume = {33}, journal = {Andrologia}, number = {4}, issn = {1439-0272}, doi = {10.1046/j.1439-0272.2001.00434.x}, pages = {223 -- 230}, language = {en} } @misc{BollmannEngelPetzoldtetal., author = {Bollmann, R. and Engel, S. and Petzoldt, Reiner and G{\"o}bel, U. B.}, title = {Chlamydia trachomatis in Andrologic Patients - Direct and Indirect Detection}, language = {en} }