Harfenes, Y. D. (7461). <i>Sefer Peri ʻets hadar : be-nidon kashrut etroge moroḳo (she-en lahem garʻinim) : ume-ʻinyan le-ʻinyan be-dine etrog ha-murkav ṿe-simanaṿ ṿeha-mistaʻef.</i> Bruḳlin: Y.D. Harpenes.