@article{1093894727,
author = {Gemignani, Michael C.},
title = {Parallel $1$-flats in $2$-arrangements.},
journal = {Notre Dame J. Formal Logic},
volume = {13},
number = {3},
year = {1972},
pages = { 273-278},
language = {en},
url = {http://dml.mathdoc.fr/item/1093894727}
}
Gemignani, Michael C. Parallel $1$-flats in $2$-arrangements.. Notre Dame J. Formal Logic, Tome 13 (1972) no. 3, pp. 273-278. http://gdmltest.u-ga.fr/item/1093894727/