APA (7th ed.) Citation

De Proft, F., Langenaeker, W., & Geerlings, P. (1993). Ab initio determination of substituent constants in a density functional theory formalism: Calculation of intrinsic group electronegativity, hardness, and softness. Journal of Physical Chemistry, 97, 1826. https://doi.org/10.1021/j100111a018

Chicago Style (17th ed.) Citation

De Proft, F., W. Langenaeker, and P. Geerlings. "Ab Initio Determination of Substituent Constants in a Density Functional Theory Formalism: Calculation of Intrinsic Group Electronegativity, Hardness, and Softness." Journal of Physical Chemistry 97 (1993): 1826. https://doi.org/10.1021/j100111a018.

MLA (9th ed.) Citation

De Proft, F., et al. "Ab Initio Determination of Substituent Constants in a Density Functional Theory Formalism: Calculation of Intrinsic Group Electronegativity, Hardness, and Softness." Journal of Physical Chemistry, vol. 97, 1993, p. 1826, https://doi.org/10.1021/j100111a018.