TY  - JOUR
TI  - Index of volume 51
JO  - Canadian journal of mathematics
PY  - 1999
SP  - 1337
EP  - 1341
VL  - 51
IS  - 6
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1999-061-3/
DO  - 10.4153/CJM-1999-061-3
ID  - 10_4153_CJM_1999_061_3
ER  -