Text ( visual ) : unmediated Formal techniques in artificial intelligence : a sourcebook / edited by Ranan B. Banerji. -- Amsterdam ; Tokyo : North-Holland ; New York, N.Y., U.S.A. : Distributors for the United States and Canada, Elsevier Science Pub. Co. , 1990. -- xi, 437 p. : ill. ; 25 cm. -- (Studies in computer science and artificial intelligence ; 6). -- Includes bibliographical references and index. -- ISBN 0444881301 ; (BA10178035) ; https://ci.nii.ac.jp/ncid/BA10178035 Author Heading(s): Banerji, Ranan B.. -- Classification(s): LCC : Q335 ; DC20 : 006.3. -- Subject Heading(s): LCSH : Artificial intelligence