%A Latin-American Symposium on Mathematical Logic %A Arruda, Ayda I. %A Costa, Newton C. A. da %A Chuaqui, R. %T Non-classical logics, model theory, and computability : proceedings of the Third Latin-American Symposium on Mathematical Logic, Campinas, Brazil, July 11-17, 1976 %I North-Holland Pub. Co.,sale distributors for the U.S.A. and Canada, Elsevier/North-Holland %D 1977 %S Studies in logic and the foundations of mathematics %V v. 89 %U https://ci.nii.ac.jp/ncid/BA12529662