[KMM](S).pdf ;
[KMM](L).pdf :
(with K. Matsuda and K. Matsuki)
Introduction to the minimal model problem.
in Algebraic Geometry Sendai 1985,
Advanced Studies in Pure Math. 10(1987),
Kinokuniya and North-Holland, 283-360.
[minimal discrepancy].pdf
The minimal discrepancy of a 3-fold terminal singularity.
appendix to "3-folds log-flips" by V.V. Shokurov, Russian Acad. Sci. Izv. Math. 40(1993), 201-203.