upward

Fragmentation methods

J Herbert, Fantasy versus reality in fragment-based quantum chemistry, JCP 151, 170901 (2019)

Fragmentation: Toward Accurate Calculations on Complex Molecular Systems, ed M S Gordon (Wiley, 2017)

G Beran, So Hirata, Fragment and localized orbital methods in electronic structure theory, PCCP 14, 7559 (2012)