Inequalities are obtained for the modes of $L$ functions whose Levy spectral functions have support on the positive axis. An application of these inequalities is made to certain stochastic processes.
Stephen James Wolfe. "Inequalities for Modes of $L$ Functions." Ann. Math. Statist. 42 (6) 2126 - 2130, December, 1971. https://doi.org/10.1214/aoms/1177693078