J. O. Cinco, W. A. Otoc, E. T. Sabusap, R. D. Biscarra, M. G. Unico, and M. V. Abante, “Strategic Business Growth and Customer Retention Plan for a Pre-Need and Life Insurance Company”, Int. J. Sustain. Integr. Stud., vol. 1, no. 4, pp. 125–131, Nov. 2026, doi: 10.65339/ijsis.V1.I4.336.