@article{GDZPPN002373424,
title = {On the number of circles of curvature perfectly enclosing or perfectly enclosed by a closed convex oval},
journal = {Mathematische Zeitschrift},
volume = {34},
year = {1932},
pages = {16-24},
zbl = {0003.40903},
url = {http://dml.mathdoc.fr/item/GDZPPN002373424}
}
Bose, R. G.,. On the number of circles of curvature perfectly enclosing or perfectly enclosed by a closed convex oval. Mathematische Zeitschrift, Tome 34 (1932) pp. 16-24. http://gdmltest.u-ga.fr/item/GDZPPN002373424/