Tovmasyan, N.E Boundary value problems for partial differential equations & applications in electrodynamics N.E. Tovmasyan. Ed by L.Z. Gevorkyan & G.V. Zakaryan - Singapore World Scientific 1994 - xi 231 ISBN: 981-02-1351-4 Dewey Class. No.: 10.03+13.08+10.08 / TOVM