TY - BOOK AU - Frank,L.S. TI - Toeplitz operators and the theory of one parameter families of difference operators T2 - Report 9008 AV - MATH QA3.R46 no.9008 PY - 1990/// CY - Nijmegen PB - : Catholic University, Department of Mathematics KW - Toeplitz operators KW - Differential operators N1 - Includes bibliographical references ER -