@article{JIS_2011__14_7_a1,
     author = {de Jes\'us Pita Ruiz Velasco, Claudio},
     title = {Sums of products of $s${-Fibonacci} polynomial sequences},
     journal = {Journal of integer sequences},
     publisher = {mathdoc},
     volume = {14},
     number = {7},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2011__14_7_a1/}
}