On the Complexity of Enumerations for Multiple-Valued Kleenean Functions and Unate Functions.

Yutaka Hata Masaharu Yuhara Fujio Miyawaki Kazuharu Yamato On the Complexity of Enumerations for Multiple-Valued Kleenean Functions and Unate Functions. 55-62 1991 ISMVL db/conf/ismvl/ismvl1991.html#HataYMY91