POTLIB-2001
The POTLIB-2001 interface is described in detail in the
Computer Physics Communications
article accompanying the POTLIB-2001 program entry in the
CPC program library.
The reference is:
R. J. Duchovic, Y. L. Volobuev, G. C. Lynch, D. G. Truhlar,
T. C. Allison, A. F. Wagner, B. C. Garrett, and J. C. Corchado, "POTLIB:
A Potential Energy Surface Library for Chemical Systems", Computer Physics
Communications 144, 169-187 (2002), 156, 319-322(E) (2004).
The POTLIB-2001 archive is also hosted here.