LIBROS EN LENGUAS EUROPEAS
The world's first collection of fundamental scientific papers of Einstein.
Volume 1: Works on theory of relativity, 1905-1920.
Volume 2: Works on theory of relativity, 1921-1955.
Volume 3: Works on the kinetic theory, radiation theory and the foundations of quantum mechanics, 1901-1955.
Volume 4: Articles, reviews, and letters. The Evolution of Physics.