@book{258896,
	author = {Hersen, A.},
	title = {A critical approach to the use of the BCG matrix: portfolio analysis de brazilian pulp marketed in the international market},
	url = {https://www.scielo.br/j/rarv/a/XzJzNQchvxMkWdFsxxfqfMp/?format=pdf
lang=en}
}