M. Ismail Chandra, S. Suyanto, T. . Widyastuti, and N. . Ahmar, “Pertarungan Model Altman, Springate, Zmijewski dan Grover Memprediksi Financial Distress Perusahaan Jasa”, jist, vol. 2, no. 07, pp. 1183–1196, Jul. 2021.