@article{1177700160, author = {Leadbetter, M. R. and Cryer, J. D.}, title = {On the Mean Number of Curve Crossings by Non-Stationary Normal Processes}, journal = {Ann. Math. Statist.}, volume = {36}, number = {6}, year = {1965}, pages = { 509-516}, language = {en}, url = {http://dml.mathdoc.fr/item/1177700160} }
Leadbetter, M. R.; Cryer, J. D. On the Mean Number of Curve Crossings by Non-Stationary Normal Processes. Ann. Math. Statist., Tome 36 (1965) no. 6, pp. 509-516. http://gdmltest.u-ga.fr/item/1177700160/