@article { cerdeira1996,
	title = {Minimum cost K-forest covers},
	journal = {Mathematical Methods of Operations Research},
	volume = {44},
	number = {2},
	year = {1996},
	note = {n/a},
	pages = {255-265},
	abstract = {n/a},
	author = {Baas, S.M. and Cerdeira, J.O.}
}
