@article {15332,
	title = {In vitro monitoring of surface mechanical properties of poly(L-lactic acid) using microhardness},
	journal = {J Appl Polym Sci },
	volume = {105},
	year = {2007},
	month = {2007-11-26},
	pages = {3858},
	author = {Saiz-Arroyo, C. and Wang, Y. and Rodriguez-Perez, M. A. and Alves, N. M. and Mano, J. F.}
}
