Holt Anatol Wolf Mathematical and applied investigatin of tree structures for computer syntactic analysis Holt Anatol Wolf - Ann arbor Univ Microfilms 1963 - xx,136p. cm. - University of Pennsylvania , Linguistics (Department of-) , Dissertation , 1963 . Standard No.: 48,924 Source: Textual Subjects--Topical Terms: LINGUISTICS Dewey Class. No.: P:3:(D65,8(B)), K3 (PD)