@article{1183744752, author = {Grohe, Martin}, title = {Complete Problems for Fixed-Point Logics}, journal = {J. Symbolic Logic}, volume = {60}, number = {1}, year = {1995}, pages = { 517-527}, language = {en}, url = {http://dml.mathdoc.fr/item/1183744752} }
Grohe, Martin. Complete Problems for Fixed-Point Logics. J. Symbolic Logic, Tome 60 (1995) no. 1, pp. 517-527. http://gdmltest.u-ga.fr/item/1183744752/