Progress towards a solution of the equivalence problem in general relativity. - Anders Karlhede; Jan E. Åman (EUROSAM, 1979)

An algorithmic classification of geometries in general relativity. - Jan E. Åman; Anders Karlhede (SYMSACC, 1981)

Quartic Equations and Algorithms for Riemann Tensor Classification. - Jan E. Åman; R. A. d'Inverno; G. C. Joly; Malcolm A. H. MacCallum (EUROSAM, 1984)

Progress on the Equivalence Problem. - Jan E. Åman; R. A. d'Inverno; G. C. Joly; Malcolm A. H. MacCallum (European Conference on Computer Algebra (2), 1985)

SHEEP and Classification in General Relativity. - Inge Frick; Jan E. Åman (European Conference on Computer Algebra (2), 1985)

Thermodynamic Metrics and Black Hole Physics. - Jan E. Åman; Ingemar Bengtsson; Narit Pidokrajt (Entropy, 2015)