Wilfand, Y. (2015). From the school of Shammai to Rabbi Yehuda the Patriarch's student: The evolution of the poor man's tithe. Jewish Studies Quarterly.

Wilfand, Yael. "From the School of Shammai to Rabbi Yehuda the Patriarch's Student: The Evolution of the Poor Man's Tithe." Jewish Studies Quarterly 2015.

Wilfand, Yael. "From the School of Shammai to Rabbi Yehuda the Patriarch's Student: The Evolution of the Poor Man's Tithe." Jewish Studies Quarterly, 2015.