Dershowitz, Nachum; Zaks, Shmuel The cycle lemma and some applications. (English) Zbl 0715.05004 Eur. J. Comb. 11, No. 1, 35-40 (1990). MSC: 05A05 05C05 PDFBibTeX XMLCite \textit{N. Dershowitz} and \textit{S. Zaks}, Eur. J. Comb. 11, No. 1, 35--40 (1990; Zbl 0715.05004) Full Text: DOI
Dershowitz, Nachum; Zaks, Shmuel Patterns in trees. (English) Zbl 0725.05034 Discrete Appl. Math. 25, No. 3, 241-255 (1989). Reviewer: J.M.Voloshin (Mytisci) MSC: 05C05 05C30 PDFBibTeX XMLCite \textit{N. Dershowitz} and \textit{S. Zaks}, Discrete Appl. Math. 25, No. 3, 241--255 (1989; Zbl 0725.05034) Full Text: DOI