Usuli, -1534 (Personal Name)

His Usûlı, 1988: p. xii (d. 1538, acc. to some sources)

Ṭāhir, B.M. Osmanlı müellifleri, 1971: v. 2, p. 421 (Usûlı̂; d. 945 H. [1538])

Türk ansiklopedisi v. 33, p. 105 (Usulı̂; d. 1534)