N. D. . Ali and A. A. B. . Guro, “The Philippine Agribusiness System: Input Subsystems, Institutional Actors, and Technological Transformation — An Integrative Review”, Int. J. Smart Agric., vol. 4, no. 1, pp. 81–90, Aug. 2026, doi: 10.54536/ijsa.v4i1.7872.