A. Economou-Pachnis, M. Lohse, A. Furano, and P. Tsichlis. Proc Natl Acad Sci U S A, 82 (9):
2857-61(May 1985)Economou-Pachnis, A Lohse, M A Furano, A V Tsichlis, P N CA06927/CA/NCI
NIH HHS/United States CA38047/CA/NCI NIH HHS/United States RR95539/RR/NCRR
NIH HHS/United States Research Support, Non-U.S. Gov't Research Support,
U.S. Gov't, P.H.S. United states Proceedings of the National Academy
of Sciences of the United States of America Proc Natl Acad Sci U
S A. 1985 May;82(9):2857-61..
E. Siegel, and K. McKeown. Proceedings of the Second International Conference on
New Methods in Language Processing, Bilkent University, Ankara, Turkey, (September 1996)
L. de Souza, A. Pozo, and A. Neto. 8th IEEE International Conference on Tools with
Artificial Intelligence, ICTAI '06, page 26--32. Arlington, USA, IEEE, (November 2006)
V. Toropov, and L. Alvarez. 1st ISSMO/NASA Internet Conf. on Approximations and
Fast Reanalysis in Engineering Optimization, (June 1998)Published on a CD ROM.