Febriani, Ni Wayan Erni, et al. “Cost Efficiency Analyais of Subsidized Fertilizer Distribution Using Transportation Menthode (Case Study : Klungkung Regency)”. Jurnal BETA (Biosistem Dan Teknik Pertanian), vol. 4, no. 2, Feb. 2026, pp. 47-54, doi:10.24843/j.beta.2016.v04.i02.p06.