B. Purnama, A. P. Herman, M. Rif’at, M. R. Ramadhana, F. Risai, and H. Setiyoputra Suharto, “Clove Leaf Oil as Bio-additive for Diesel Fuel for Fishing Boats to Lower Fuel Consumption”, zonalaut, vol. 2, no. 3, pp. 120-124, Jul. 2021.