@conference {39203,
	title = {Variation in ovarian activity of Romney Marsh ewes},
	booktitle = {Proceedings of the New Zealand Society of Animal Production},
	volume = {26},
	year = {1966},
	month = {Jan},
	pages = {98-106},
	publisher = {New Zealand Society of Animal Production},
	organization = {New Zealand Society of Animal Production},
	issn = {1176-5283},
	author = {McDonald MF and Ch{\textquoteright}ang TS}
}
