@article{NSJOM_1999_29_2a_5,
     author = {I. 

 Bo\v{s}njak and R. Sz. Madarasz},
     title = {Good 

 quotient relations and power algebras},
     journal = {Novi Sad Journal of Mathematics},
     pages = {71-84},
     year = {1999},
     volume = {29},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1999_29_2a_5/}
}