Colin M. Ramsay, “On a fundamental identity for stopping times and its application to risk theory”, Insurance: Mathematics and Economics, 9:2-3 (1990), 149
Rainer Dahlhaus, “ON THE ASYMPTOTIC DISTRIBUTION OF BARTLETT'S Up‐STATISTIC”, Journal Time Series Analysis, 6:4 (1985), 213
A. A. Novikov, Lecture Notes in Control and Information Sciences, 36, Stochastic Differential Systems, 1981, 146