@book{238966,
	author = {Gutiérrez Lobatos, J. L. and Maiti, R. K.},
	title = {Variability of leaf surface ultrastructure in Crataegus pubescens accessions and its probable relation to the mechanisms of adaptation to diverse environmental conditions / J. L. Gutiérrez Lobatos; R. K. Maiti; J. L. Hernández Piñero; P. Rahim Foroubaghbakch; J. Verde Star; S. Martínez Lozano; M. C. Valades Cerda; M. W. Borys},
	year = {2006},
	note = {fot. byn.}
}