Mi ha-tehom ba-ʿemeḳ Yizrʿeel ha-maʿaravi : ʿim arbaʿah ḥatakhin u-mapah aḥad = Conditions of underground water in the western Emek (Plain of Esdraelon) - Picard, Leo (Verfasser) (Bulletin / Geological Department. Hebrew University, Jerusalem, 1936)