Vaarst M, Padel S, Younie D, Sundrum A, Hovi M, Rymer C.
The SAFO project: Outcomes, conclusions and challenges for the future. In Rymer C, Vaarst M, Padel S, editors, Future perspectives for animal health on organic farms: Main findings, conclusions and recommendations from the SAFO network. Fischer Taschenbuch Verlag - Forum Wissenschaft Hochschule. 2006. p. 129-134
Vaarst M, Wemelsfelder F, Seabrook M, Boivin X, Idel A.
The role of humans in the management of organic herds. In Animal health and welfare in organic agriculture (Vaarst, M., Roderick, S., Lund, V. & Lockeretz, W., eds.), CABI Publishing, CAB International, Wallingford, UK (ISBN 0-85199-668-X), Chapter. Vol. 10. 2003. p. 205-226