Existence and multiplicity results for nonlinear noncoercive equations.
(English).Commentationes Mathematicae Universitatis Carolinae,
vol. 22
(1981),
issue 3,
pp. 635-636
[1] J. TIMM: On regular algebras. in Contributions to universal algebra, Proceedings of the Colloquium held in Szeged, 1975. Coll. Math. Soc. J. Bolyai, Vol. 17. North-Holland, Amsterdam 1977, pp. 503-514. MR 0491418