Mohamed Makhyoun, Nicholas Lees-Gayed, Raghdaa A. Massoud, Raghdaa A. Massoud, and Nicholas Lees-Gayed, “Effect of DFT Exchange Correlation Functionals and basis set Quality on the Calculations of the Magnetic Coupling Parameter J”, GJSFR, vol. 19, no. B2, pp. 1–6, May 2019.