@article{urn:eudml:doc:43061,
title = {Sistemas de proje\c cao nao m\'etricos.},
journal = {Gaceta Matem\'atica},
volume = {30},
year = {1978},
pages = {18-21},
language = {pt},
url = {http://dml.mathdoc.fr/item/urn:eudml:doc:43061}
}
Machado Cardoso, Jayme. Sistemas de projeçao nao métricos.. Gaceta Matemática, Tome 30 (1978) pp. 18-21. http://gdmltest.u-ga.fr/item/urn:eudml:doc:43061/