FMO predecessors

1. Pair interaction molecular orbital method: an approximate computational
method for molecular interactions, K. Kitaura, T. Sawai, T. Asada, T. Nakano, 
M. Uebayasi, Chem. Phys. Lett. 312 (1999), 319.

2. Ab initio MO based lattice energy for molecular crystals: packing structure 
of electron donor-acceptor (EDA) complex, T. Ikeda, K.  Nagayoshi, K. Kitaura,
Chem. Phys. Lett. 370 (2003), 218.

3. Calculation of packing structure of methanol solid using ab initio lattice 
energy at the MP2 level, K. Nagayoshi, K. Kitaura, S. Koseki, S. Re, 
K. Kobayashi, Y.-K. Choe, S. Nagase, Chem. Phys.  Lett. 369 (2003), 597.