@conference {39634,
	title = {Calving patterns and herd production in seasonal dairy herds},
	booktitle = {Proceedings of the New Zealand Society of Animal Production},
	volume = {39},
	year = {1979},
	month = {Jan},
	pages = {168-174},
	publisher = {New Zealand Society of Animal Production},
	organization = {New Zealand Society of Animal Production},
	issn = {1176-5283},
	author = {Macmillan KL}
}
