Letters to the Editor.Published in:1978By:Davis, John H.;Spector, Norman;Mann, J. E.;Gilat, DavidPublication type:Letter
The Russian Population Enigma Reconsidered.Published in:Population Studies, 1960, v. 14, n. 1, p. 3, doi. 10.2307/2172039By:Roof, Michael K.Publication type:Article