TY - BOOK AU - Simpson,,Carlos TI - Asymptotic behavior of monodromy: singularly perturbed differential equations on a Riemann surface T2 - Lecture notes in mathematics SN - 3540550097 : (DM26.00) AV - QA3QA372 U1 - 515.352 PY - 1991///] CY - Berlin , New York PB - Springer-Verlag KW - Differential equations KW - Asymptotic theory KW - Riemann surfaces N1 - Includes bibliographical references (p. [135]-137) and index ER -