@conference {38958,
	title = {Infertility in Rams},
	booktitle = {Proceedings of the New Zealand Society of Animal Production},
	volume = {11},
	year = {1951},
	month = {Jan},
	pages = {62-78},
	publisher = {New Zealand Society of Animal Production},
	organization = {New Zealand Society of Animal Production},
	issn = {1176-5283},
	author = {Webster WM}
}
@conference {38834,
	title = {Female Sterility},
	booktitle = {Proceedings of the New Zealand Society of Animal Production},
	volume = {3},
	year = {1943},
	month = {Jan},
	pages = {26-31},
	publisher = {New Zealand Society of Animal Production},
	organization = {New Zealand Society of Animal Production},
	issn = {1176-5283},
	author = {Webster WM}
}
