Wave propagation in a lattice KPP equation in random media. Lee, Tzong-Yow; Torcaso, Fred — 1997 Electronic Research Announcements of the American Mathematical Society [electronic only]
Laplace transforms via Hadamard factorization. Gao, Fuchang; Hannig, Jan; Lee, Tzong-Yow; Torcaso, Fred — 2003 Electronic Journal of Probability [electronic only]