“Wurke jizker buch” (Vurka Memorial Book (Warka, Poland), Tel Aviv 1976; https://www.jewishgen.org/Yizkor/Warka/Warka.html
The Memory of Treblinka Foundation
“Wurke jizker buch” (Vurka Memorial Book (Warka, Poland), Tel Aviv 1976; https://www.jewishgen.org/Yizkor/Warka/Warka.html