C.H. Lim, W.W.Z. Chuen, J.Q. Foo, T.J. Tan, B.S. How, W.P.Q. Ng, H.L. Lam, Circular Sustainability Optimisation Model for Diverse Oil Crops Feedstock System via Element Targeting Approach, Chemical Engineering Transactions. 76 (2019) 1111-1116. doi:10.3303/CET1976186.