Ward, Morgan Prime divisors of second order recurring sequences. (English) Zbl 0058.03701 Duke Math. J. 21, 607-641 (1954). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 8 Documents Keywords:number theory PDFBibTeX XMLCite \textit{M. Ward}, Duke Math. J. 21, 607--641 (1954; Zbl 0058.03701) Full Text: DOI