| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | 
|---|---|---|---|
| Biology and Pathology of the Oocyte: Role in Fertility, Medicine and Nuclear Reprograming | 978-1-1O7-O219O-7 (1-1O7-O219O-1) | 2013 | Alan Trounson · Roger Gosden | 
E -R · E. Ritter · U. Ritter · Ursula Ritter