@article{10_4064_aa132_2_3,
     author = {H. Fredricksen and E. J. Ionascu and F. Luca and P. St\u{a}nic\u{a}},
     title = {Minimal {Niven} numbers},
     journal = {Acta Arithmetica},
     pages = {135--159},
     publisher = {mathdoc},
     volume = {132},
     number = {2},
     year = {2008},
     doi = {10.4064/aa132-2-3},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa132-2-3/}
}