Change of generators in differential modules. - A. V. Lapunov; V. A. Mityunin (Program. Comput. Softw., 2000)

Computation of the Differential Dimension Polynomial When Changing Generators in the Dirac Equations. - Marina V. Kondratieva; V. A. Mityunin (Program. Comput. Softw., 2001)