TY - BOOK AU - AU - Kleinmann, Ralph, Ed. AU - Kress, Rainer, Ed. AU - Martensen, Erich, Ed. ED - Conference on Methods and Techniques of Mathematical Physics TI - Direct and inverse boundary value problems SN - 363143765X U1 - 515.35 PY - 1991/// CY - New York PB - Peter Lang KW - Mathematical physics KW - Boundary value problems ER -