Gopal, K., T. D. Romo, E. W. McKee, R. Pai, J. N. Smith, J. C. Sacchettini, and T. R. Ioerger. “TEXTAL: Crystallographic Protein Model Building Using AI and Pattern Recognition ”. AI Magazine, vol. 27, no. 3, Sept. 2006, p. 15, doi:10.1609/aimag.v27i3.1889.