@article{BASM_2008_3_a7,
     author = {Tadeusz Konik},
     title = {The sets of the classes $\widetilde M_{p,k}$ and their subsets},
     journal = {Buletinul Academiei de \c{S}tiin\c{t}e a Republicii Moldova. Matematica},
     pages = {76--82},
     publisher = {mathdoc},
     number = {3},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BASM_2008_3_a7/}
}