@article{GDZPPN002346362,
title = {The Relation Between Two Generalisations of the Notion "Surface of Curvature ...K".},
journal = {Mathematica Scandinavica},
volume = {8},
year = {1960},
pages = {339-355},
zbl = {0106.36404},
url = {http://dml.mathdoc.fr/item/GDZPPN002346362}
}
Eriksson, Folke. The Relation Between Two Generalisations of the Notion "Surface of Curvature ...K".. Mathematica Scandinavica, Tome 8 (1960) pp. 339-355. http://gdmltest.u-ga.fr/item/GDZPPN002346362/