PHILOSOPHIA VERLAG -- PRIEST, G., (a.o.), eds. Paraconsistent logic. Essays on the inconsistent. (1989). -- H. BURKHARDT. Logik und Semiotik in der Philosophie von Leibniz. (1980). -- P. VENETUS. Logica parva. Transl. of the 1472 ed. w. introd. & notes by A.R. Perreiah. (1984). -- N.J. GREEN-PEDERSEN. The tradition of the topics in the MA. The commentaries on Aristotle's and Boethius' 'Topics'. (1984). -- And 10 o., tog. 14 vols. Ocl. w. dust-j. (Analytica).