@article{JIS_2015__18_4_a1,
     author = {Szczyrba,  Igor and Szczyrba,  Rafa{\l} and Burtscher,  Martin},
     title = {Analytic representations of the \(n\)-anacci constants and generalizations thereof},
     journal = {Journal of integer sequences},
     year = {2015},
     volume = {18},
     number = {4},
     zbl = {1378.11023},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2015__18_4_a1/}
}