FUNCTIONAL NAME: SG4
This is a CORRELATION Density Functional Theory functional
FUNCTIONAL FAMILY: GGA
DESCRIPTION: Semiclassical GGA at fourth order
REFERENCES
L. A. Constantin, A. Terentjevs, F. Della Sala, P. Cortona, and E. Fabiano., Phys. Rev. B 93, 045126 (2016)
DOI: 10.1103/PhysRevB.93.045126