D. M. Varisco, “Traditional Yemeni Scholarship amidst Political Turmoil and War: Muḥammad b. Muḥammad b. Ismāʿīl b. al-Muṭahhar al-Manṣūr (1915–2016) and His Personal Library. By Sabine Schmidtke”, JAOS, vol. 140, no. 2, pp. 511–513, Sep. 2021.