the Variational method in engineering /
Schechter, R.S.
the Variational method in engineering / R.S. Schechter - New York : McGraw-Hill Book Company, c1967 - 287 p.;, 23,5 cm.
517.9-74
Schechter, R.S.
the Variational method in engineering / R.S. Schechter - New York : McGraw-Hill Book Company, c1967 - 287 p.;, 23,5 cm.
517.9-74