@article{urn:eudml:doc:43384,
title = {Vector perpendicular a un plano.},
journal = {Gaceta Matem\'atica},
volume = {19},
year = {1967},
pages = {11-11},
language = {es},
url = {http://dml.mathdoc.fr/item/urn:eudml:doc:43384}
}
Cuesta, N. Vector perpendicular a un plano.. Gaceta Matemática, Tome 19 (1967) p. 11. http://gdmltest.u-ga.fr/item/urn:eudml:doc:43384/