@article{1195518048,
author = {Rassias, G. M. and Rassias, J. M. and Rassas, T. M.},
title = {A counterexample to a conjecture by $P$-Erd\"os},
journal = {Proc. Japan Acad. Ser. A Math. Sci.},
volume = {53},
number = {7},
year = {1977},
pages = { 119-121},
language = {en},
url = {http://dml.mathdoc.fr/item/1195518048}
}
Rassias, G. M.; Rassias, J. M.; Rassas, T. M. A counterexample to a conjecture by $P$-Erdös. Proc. Japan Acad. Ser. A Math. Sci., Tome 53 (1977) no. 7, pp. 119-121. http://gdmltest.u-ga.fr/item/1195518048/