Midrash HaGadol, on Book of Numbers, Foreword written by Fish, pp.5–ff..
Avraham Al-Naddaf, in his book, Ḥoveret Seridei Teiman (חוברת שרידי תימן), published in Jerusalem in 1928, pp. 7a-b (letter "gimel"), and which contains an inventory of books of Yemenite Jewish provenance, attributes the book to David bar Amram al-Adani. See Ḥoveret Seridei Teiman, pp. 14–15 in PDF.
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Fisch, Solomon, ed. (1957). Midrash Haggadol on the Pentateuch (Numbers) (in Hebrew). Vol. 1. London: L. Honig & Sons. p. 23 (Preface). OCLC1049027075.
Melamed, Ezra Z.; Epstein, J.N., eds. (1979). Mekhilta d'Rabbi Šim'on b. Jochai (in Hebrew) (2 ed.). Jerusalem: Yeshivat sha'arei rahamim u'beth hillel. pp. Introduction & Preface. OCLC83224817. (first edition: OCLC233098895)
worldcat.org
Melamed, Ezra Z.; Epstein, J.N., eds. (1979). Mekhilta d'Rabbi Šim'on b. Jochai (in Hebrew) (2 ed.). Jerusalem: Yeshivat sha'arei rahamim u'beth hillel. pp. Introduction & Preface. OCLC83224817. (first edition: OCLC233098895)