@book{10147,
	author = {Sommerfeld, Arnold},
	title = {Lectures on Theorical  Physics /},
	publisher = {Academic Press, Inc.,},
	year = {1950.},
	address = {New York :},
	note = {Contenido : V.1: Mechanics -- V.2: Mechanics of deformable bodies -- V.3: Electrodynamics -- V. 4: Optics.}
}