Fadilla Damara Putri and Dyah Ekaari Sekar Jatiningsih (2025) “COST INFORMATION AND ENERGY EFFICIENCY: EXPERIMENTAL STUDY ON IN THE DESIGN OF NEW SUSTAINABLE PRODUCTS”, Multidiciplinary Output Research For Actual and International Issue (MORFAI), 5(1), pp. 411–418. doi: 10.54443/morfai.v5i1.2622.