@article{1077472233,
author = {Hsiung, Chuan-Chih},
title = {Projective invariants of a pair of surfaces},
journal = {Duke Math. J.},
volume = {10},
number = {1},
year = {1943},
pages = { 717-720},
language = {en},
url = {http://dml.mathdoc.fr/item/1077472233}
}
Hsiung, Chuan-Chih. Projective invariants of a pair of surfaces. Duke Math. J., Tome 10 (1943) no. 1, pp. 717-720. http://gdmltest.u-ga.fr/item/1077472233/