@article{GDZPPN00235389X,
title = {An application of a theorem of Hirsberg and Lazar.},
journal = {Mathematica Scandinavica},
volume = {38},
year = {1976},
pages = {325-340},
zbl = {0336.46019},
url = {http://dml.mathdoc.fr/item/GDZPPN00235389X}
}
Lima, Asvald. An application of a theorem of Hirsberg and Lazar.. Mathematica Scandinavica, Tome 38 (1976) pp. 325-340. http://gdmltest.u-ga.fr/item/GDZPPN00235389X/