Discrete Applied Mathematics · 2012 · 13 citations · 14 references
Natural SciencesComputer ScienceMathematicsCombinatoricsGeometryDirected Acyclic GraphsExtremal CombinatoricsGeometric GraphsGraph AlgorithmsGraph TheoryExtremal IndexIndex Theory
14
PI INDEX OF ZIG-ZAG POLYHEX NANOTUBES
Али Реза Ашрафи, Abbas Loghman · 2006 · 76 citations
The PI index of product graphs
H. Yousefi-Azari, B. Manoochehrian · Applied Mathematics Letters · 2007 · 66 citations
PI Index of Armchair Polyhex Nanotubes.
Али Реза Ашрафи, Amir Loghman · Ars Combinatoria · 2006 · 61 citations
Natural Sciences, Materials Engineering, Materials Science +11