Density Functional Calculations Of The Electronic Structure Of New Bis Α-Aminoalkylphosphinic Acid Derivative - Parlak Akif Evren; Saraç Kamuran; Alayunt Naci Ömer; Koparir Pelin; Çınar Serap; Örek Cahit; Koparır Metin (My University, 2017)