@article{2294,
author = {Hadwiger, H.},
title = {Ueber Eibereiche mit gemeinsamer Treffgeraden},
journal = {Portugaliae mathematica},
volume = {16},
year = {1957},
pages = {23-29},
zbl = {0081.16404},
mrnumber = {0099015},
language = {de},
url = {http://dml.mathdoc.fr/item/2294}
}
Hadwiger, H. Ueber Eibereiche mit gemeinsamer Treffgeraden. Portugaliae mathematica, Tome 16 (1957) pp. 23-29. http://gdmltest.u-ga.fr/item/2294/