@article{DMGAA_2014_34_2_a1,
     author = {Witu{\l}a, Roman and Kaczmarek, Konrad and Lorenc, Piotr and Hetmaniok, Edyta and Pleszczy\'nski, Mariusz},
     title = {Jordan numbers, {Stirling} numbers and sums of powers},
     journal = {Discussiones Mathematicae. General Algebra and Applications},
     pages = {155--166},
     publisher = {mathdoc},
     volume = {34},
     number = {2},
     year = {2014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGAA_2014_34_2_a1/}
}