TY  - JOUR
AU  - David Sanker
TI  - The converse to Alexandre Froda's irrationality criterion.
JO  - Mathematica Scandinavica
PY  - 1991
SP  - 5
EP  - 18
VL  - 68
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MS2_1991__68_1_167142/
ID  - MS2_1991__68_1_167142
ER  -