Comment on “A new equation based on ionization energies and electron affinities of atoms for calculating of group electronegativity” by S. Kaya and C. Kaya [Comput. Theoret. Chem. 1052 (2015) 42–46]. Computational and Theoretical Chemistry, (1083):72 - 74, 2016. [PUMA: Group electronegativity, laszlos Electronegativity Wigner–Witmer theoretische stuttgart affinity, szentpaly DFT chemie symmetry from:alexanderdenzel Valence-pair principles equalization, Conceptual theochem rules,] URL