@article{01987647, title = {Failure of the condition N below }, journal = {Annales Academiae Scientiarum Fennicae. Mathematica}, volume = {27}, year = {2002}, pages = {141-150}, zbl = {1027.26015}, language = {en}, url = {http://dml.mathdoc.fr/item/01987647} }
Kauhanen, Janne. Failure of the condition N below . Annales Academiae Scientiarum Fennicae. Mathematica, Tome 27 (2002) pp. 141-150. http://gdmltest.u-ga.fr/item/01987647/