Vereshchagin, N. K. Effective upper bounds for the number of zeros of a linear recursive sequence. (English. Russian original) Zbl 0605.10006 Mosc. Univ. Math. Bull. 41, No. 1, 33-38 (1986); translation from Vestn. Mosk. Univ., Ser. I 1986, No. 1, 25-30 (1986). Reviewer: Gilles Christol (Paris) MSC: 11B37 PDFBibTeX XMLCite \textit{N. K. Vereshchagin}, Mosc. Univ. Math. Bull. 41, No. 1, 33--38 (1986; Zbl 0605.10006); translation from Vestn. Mosk. Univ., Ser. I 1986, No. 1, 25--30 (1986)
Matveev, E. M. Some diophantine equations with a large number of variables. (English) Zbl 0447.10020 Mosc. Univ. Math. Bull. 34, No. 2, 22-31 (1979). MSC: 11D57 11D88 PDFBibTeX XMLCite \textit{E. M. Matveev}, Mosc. Univ. Math. Bull. 34, No. 2, 22--31 (1979; Zbl 0447.10020)