Gv. Grushevskaya et al., THE GREEN-FUNCTION METHOD FOR CRYSTAL IN COMPLEX ENERGY-MOMENTUM SPACE - THE CASE OF NONSPHERICAL INTERATOMIC POTENTIAL, Doklady Akademii nauk BSSR, 42(1), 1998, pp. 55-62
The Green function method based on the proposed modified numerical met
hods of tetrahedrons in the case of nonlocal distribution of electron
density in solids and nonspherical interatomic potential in complex en
ergy-momentum space has been developed.