Alon, Noga; Bollobás, Béla; Gyárfás, András; Lehel, Jenő; Scott, Alex Maximum directed cuts in acyclic digraphs. (English) Zbl 1117.05056 J. Graph Theory 55, No. 1, 1-13 (2007). MSC: 05C35 05C20 PDFBibTeX XMLCite \textit{N. Alon} et al., J. Graph Theory 55, No. 1, 1--13 (2007; Zbl 1117.05056) Full Text: DOI
Alon, Noga; Pudlak, Pavel Superconcentrators of depths 2 and 3; odd levels help (rarely). (English) Zbl 0802.68095 J. Comput. Syst. Sci. 48, No. 1, 194-202 (1994). MSC: 68R10 68Q25 PDFBibTeX XMLCite \textit{N. Alon} and \textit{P. Pudlak}, J. Comput. Syst. Sci. 48, No. 1, 194--202 (1994; Zbl 0802.68095) Full Text: DOI