B. S. Meeks and E. O. T. Kiem, “Preparation of Monomeric 2,2-Dymethil-1,3-PropyleneDimethylmalonate; Potential Example of Conformational Isomerism and An Example of the Use of Molecular Models in Research Studies”, J. Math. Fund. Sci., vol. 2, no. 2, pp. 77-88, Jan. 2019.