Lerche, H.R <br/><br/>
Boundary crossing of brownian motion  its relation to the law of the iterated logarithm & to sequential analysis 
H.R. Lerche 
 - Berlin  Springer  1986 
 - v  142 
 - Lecture notes in statistics 40 .
<br/><br/><label>Dewey Class. No.: </label>16.03+22  / LERC