Molecular Structure for NX(X=F,Cl,Br) and the Contribution of Polarization Functions f Orbitals
Liu You-Cheng;Jiang Gang;Zhu Zheng-He
Acta Phys. -Chim. Sin. . 2002, (02): 117 -121 .  DOI: 10.3866/PKU.WHXB20020205