TY - BOOK AU - Schulz,Friedmar TI - Regularity theory for quasilinear elliptic systems and Monge-Ampère equations in two dimensions T2 - Lecture notes in mathematics SN - 0387531033 PY - 1990/// CY - Berlin , New York PB - Springer-Verlag KW - Monge-Ampère equations N1 - Includes bibliographical references and indexes ER -