@inbook {3516,
	title = {Portuguese higher education student{\textquoteright}s costs: Two decades view},
	booktitle = {Investigaciones de la econom{\'\i}a de la educaci{\'o}n},
	year = {2012},
	pages = {489-501},
	author = {L. Cerdeira and Tom{\'a}s Patroc{\'\i}nio and B. G. Cabrito and M. L. Machado-Taylor and R. Brites},
	editor = {E. Pereira}
}
