found: Morozovskai︠a︡ stachka, 7-13 (19-25) i︠a︡nvari︠a︡ 1885 g., 1923:title page (D.B. Ri︠a︡zanova, D. Ri︠a︡zanova)
found: National Union Catalog, pre-1956(heading: Goldendach, David Borisovich, 1870-1942; usage: D. Ri︠a︡zanov [pseudonym])
found: Karl Marx, man, thinker, and revolutionist, 1927:title page (D. Ryazanoff)
found: Bolʹshai︠a︡ Sovetskai︠a︡ Ent︠s︡iklopedii︠a︡, 1975(Ri︠a︡zanov, David Borisovich)
found: David Rjasanow, 1993.
found: Who was who in the USSR, 1972(Ryazanov (Golʹdendakh), David Borisovich, 1870-1938)
found: Marukusu Engerusu Kyōsantō sengen, 1931:title page (Riyazanofu [surname in katakana])
found: Kyōsantō sengen, 1932:title page (De Riyazanofu [in katakana]) cover (Riyazanofu [surname in katakana])
found: Ocherki po istorii marksizma. Yiddish, 1931- :v. 1, title page (D. Ryazanoṿ) title page verso (Rjazanow D.)
found: Marx-Engels Archiv, 1. Bd. (1926):title page (D. Rjazanov)
found: al-Marʼah wa-al-Ishtirākīyah, 1979:page 33 (Dāfīd Riyāzānūf)
