Generalised fine and Wilf's theorem for arbitrary number of periods.

Sorin Constantinescu Lucian Ilie Generalised fine and Wilf's theorem for arbitrary number of periods. 49-60 2005 339 Theor. Comput. Sci. 1 http://dx.doi.org/10.1016/j.tcs.2005.01.007 db/journals/tcs/tcs339.html#ConstantinescuI05