Equivalent-singular dichotomy for quasi-invariant ergodic measures Yoshiaki Okazaki — 1985 Annales de l'I.H.P. Probabilités et statistiques
On the Relationship Between yp-Radonifying Operators and Other Operator Ideals in Banach Spaces of Stable Type p. Yoshiaki Okazaki; Yashuii. Takahashi — 1988 Mathematische Annalen
Separabilities of a gaussian Radon measure Hiroshi Sato; Yoshiaki Okazaki — 1975 Annales de l'I.H.P. Probabilités et statistiques