In this paper we treat some applications of Kawamata's positivity theorem. We get a weak adjunction formula for fiber spaces. By using this formula we investigate the target spaces of some morphisms.
Osamu Fujino. "Applications of Kawamata's positivity theorem." Proc. Japan Acad. Ser. A Math. Sci. 75 (6) 75 - 79, June 1999. https://doi.org/10.3792/pjaa.75.75