TY - BOOK AU - Shroedinger, Erwing AU - Klein, Martin J TI - Letters on wave mechanics, Planck, Einstein, Lorentz AV - QC 174.2 S24 PY - 1967/// CY - New York PB - Philosophical library KW - Plank, Max KW - Einstein, Albert, KW - Mecánica ondulatoria ER -