TY  - JOUR
AU  - McDonald, David R.
TI  - On Upcrossing Probabilities
JO  - Canadian journal of mathematics
PY  - 1977
SP  - 806
EP  - 818
VL  - 29
IS  - 4
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1977-083-0/
DO  - 10.4153/CJM-1977-083-0
ID  - 10_4153_CJM_1977_083_0
ER  -