Rabi Yaʻaḳov Śaśporṭaś : meḥolel ha-pulmus neged ha-tenuʻah ha-Shabtaʼit u-maʼavaḳaṿ le-maʻan shilṭon ha-halakhah - Moyal, Elie (Mosad ha-rav Ḳuḳ, 1992)