Recognition of k-Singularities of Functions. - Farid Tari (Exp. Math., 1992)

Parabolic curves of evolving surfaces. - James William Bruce; Peter J. Giblin; Farid Tari (Int. J. Comput. Vis., 1996)

Ridges, crests and sub-parabolic lines of evolving surfaces. - James William Bruce; Peter J. Giblin; Farid Tari (Int. J. Comput. Vis., 1996)