00345cam a2200109   45001000018000002450037000182600038000553000018000935000062001116500025001737000037001981 aLandau, L. D.10aWhat is the theory of relativity  aMoscow,bPeace Publishersc[1964]  a62 p.billus.  aTranslation of Chto takoe teorii︠a︡ otnositelʹnosti. 0aRelativity (Physics)1 aRumer, I︠U︡riĭ Borisovich,