Landau, L. D. (Lev Davidovich), 1908-1968.
What is relativity? / [By] L.D. Landau & G.B. Rumer. Translated by N. Kemmer.
Relativity (Physics)
Relativistische benadering. gtt
Relativiteitstheorie. gtt
Rumer, I U . B. (I U ri Borisovich), joint author.