@article{GDZPPN002342596,
title = {On an extension of the concept of deficiency in the theory of meromorphic functions},
journal = {Mathematica Scandinavica},
volume = {1},
year = {1953},
pages = {207-212},
zbl = {0053.04601},
url = {http://dml.mathdoc.fr/item/GDZPPN002342596}
}
LEHTO, Olli. On an extension of the concept of deficiency in the theory of meromorphic functions. Mathematica Scandinavica, Tome 1 (1953) pp. 207-212. http://gdmltest.u-ga.fr/item/GDZPPN002342596/