@article{GDZPPN001261975, title = {Semigroups of ...-density continuous functions.}, journal = {Semigroup forum}, volume = {44}, year = {1992}, pages = {191-204}, zbl = {0773.26002}, url = {http://dml.mathdoc.fr/item/GDZPPN001261975} }
Ciesielski, K.; Larson, L.; Ostaszewski, K. Semigroups of ...-density continuous functions.. Semigroup forum, Tome 44 (1992) pp. 191-204. http://gdmltest.u-ga.fr/item/GDZPPN001261975/