Patrick Cégielski, Serge Grigorieff, Irene Guessarian. Newton representation of functions over natural integers having integral difference ratios.
International Journal of Number Theory, World Scientific Publishing, 2015, 11 (07), pp.2109 - 2139.
⟨10.1142/S179304211550092X⟩.
⟨hal-01689059⟩