Geodesic multiplication and BRST-like operatorKuusk, Piret; Paal, EugenMatemaatika teoreetilisi ja rakenduslikke küsimusi : teesid, 13.-14. oktoober 1995 = Problems of pure and applied mathematics : abstracts1995 / [1] lk

Geodesic multiplication and BRST-like operatorsKuusk, Piret; Paal, EugenGeneral relativity and gravitation1996 / 8, p. 991-998

Geodesic multiplication and geodesic translations as a generalization of Poincare shiftsKuusk, Piret; Örd, Jüri; Paal, Eugen15th International Conference on General Relativity and Gravitation, Pune, India, 16.-21. December 1997 : abstracts1998 / [1] p

Geodesic multiplication and geometrical BRST-like operatorsKuusk, Piret; Örd, Jüri; Paal, EugenProceedings of the Estonian Academy of Sciences. Physics. Mathematics1995 / 4, p. 437-449

Geodesic multiplication and the theory of gravityKuusk, Piret; Örd, Jüri; Paal, EugenJournal of mathematical physics1994 / 1, p. 321-334