Ratio of the tail of an infinitely divisible distribution on the line to that of its Lev́y measure. Watanabe, Toshiro; Yamamuro, Kouji — 2010 Electronic Journal of Probability [electronic only]
Last exit times for transient semistable processes Ken-Iti Sato; Toshiro Watanabe — 2005 Annales de l'I.H.P. Probabilités et statistiques
Moments of last exit times for Lévy processes Ken-Iti Sato; Toshiro Watanabe — 2004 Annales de l'I.H.P. Probabilités et statistiques