Bucuresti: Ed. Acad. Republicii Soc. Romania, [ca. 1971]

New York [u.a.]: Acad. Press, 1971

Washington, DC [u.a.]: IEEE Computer Soc. Press, 1969-1989 ; London [u.a.]: Gorden & Breach, anfangs / Nachgewiesen 2.1969 - 22.1989

Amsterdam [u.a.]: North-Holland [u.a.], 19XX-

Providence: Published for the Association for Symbolic Logic by American Mathematical Society, 1974