Aron, M. History and present situation of the Jewish religious community of Riga. Jews in a changing world : Materials of the first international conference.

Aron, Moshe. "History and Present Situation of the Jewish Religious Community of Riga." Jews in a Changing World : Materials of the First International Conference .

Aron, Moshe. "History and Present Situation of the Jewish Religious Community of Riga." Jews in a Changing World : Materials of the First International Conference, .