Divide & conquer identification using Gaussian process priors. - Douglas J. Leith; William E. Leithead; E. Solak; Roderick Murray-Smith (CDC, 2002)

Derivative Observations in Gaussian Process Models of Dynamic Systems. - E. Solak; Roderick Murray-Smith; William E. Leithead; Douglas J. Leith; Carl Edward Rasmussen (NIPS, 2002)

Direct identification of nonlinear structure using Gaussian process prior models. - William E. Leithead; E. Solak; Douglas J. Leith (ECC, 2003)