Maxima and minima of the Hosoya index and the Merrifield-Simmons index: a survey of results and techniques S Wagner, I Gutman Acta Applicandae Mathematicae 112, 323-346, 2010 | 183 | 2010 |

Some new results on distance-based graph invariants MH Khalifeh, H Yousefi-Azari, AR Ashrafi, SG Wagner European Journal of Combinatorics 30 (5), 1149-1163, 2009 | 180 | 2009 |

The matching energy of a graph I Gutman, S Wagner Discrete Applied Mathematics 160 (15), 2177-2187, 2012 | 116 | 2012 |

Extremal trees with respect to Hosoya index and Merrifield-Simmons index S Wagner MATCH Commun. Math. Comput. Chem 57 (1), 221-233, 2007 | 115 | 2007 |

Introduction to chemical graph theory S Wagner, H Wang CRC Press, 2018 | 90 | 2018 |

A class of trees and its Wiener index SG Wagner Acta Applicandae Mathematica 91 (2), 119-132, 2006 | 90 | 2006 |

Greedy trees, caterpillars, and Wiener-type graph invariants NS Schmuck, SG Wagner, H Wang Match-Communications in Mathematical and Computer Chemistry 68 (1), 273, 2012 | 82 | 2012 |

Maximizing the number of independent subsets over trees with bounded degree C Heuberger, SG Wagner Journal of Graph Theory 58 (1), 49-68, 2008 | 57 | 2008 |

Correlation of graph-theoretical indices SG Wagner SIAM Journal on Discrete Mathematics 21 (1), 33-46, 2007 | 57 | 2007 |

Hitting times, cover cost, and the Wiener index of a tree A Georgakopoulos, S Wagner Journal of Graph Theory 84 (3), 311-326, 2017 | 50* | 2017 |

Chemical trees minimizing energy and Hosoya index C Heuberger, SG Wagner Journal of mathematical chemistry 46, 214-230, 2009 | 47 | 2009 |

Graphs, partitions and Fibonacci numbers A Knopfmacher, RF Tichy, S Wagner, V Ziegler Discrete Applied Mathematics 155 (10), 1175-1187, 2007 | 45 | 2007 |

On the local and global means of subtree orders S Wagner, H Wang Journal of Graph Theory 81 (2), 154-166, 2016 | 43 | 2016 |

On the number of spanning trees on various lattices E Teufl, S Wagner Journal of Physics A: Mathematical and Theoretical 43 (41), 415001, 2010 | 42 | 2010 |

Molecular graphs and the inverse Wiener index problem SG Wagner, H Wang, G Yu Discrete Applied Mathematics 157 (7), 1544-1554, 2009 | 42 | 2009 |

Unicyclic graphs with large energy EOD Andriantiana, S Wagner Linear algebra and its applications 435 (6), 1399-1414, 2011 | 39 | 2011 |

Resistance scaling and the number of spanning trees in self-similar lattices E Teufl, S Wagner Journal of Statistical Physics 142 (4), 879-897, 2011 | 37 | 2011 |

Determinant identities for Laplace matrices E Teufl, S Wagner Linear algebra and its applications 432 (1), 441-457, 2010 | 37 | 2010 |

Distance-based graph invariants of trees and the Harary index S Wagner, H Wang, XD Zhang Filomat 27 (1), 41-50, 2013 | 36 | 2013 |

The number of spanning trees in self-similar graphs E Teufl, S Wagner Annals of Combinatorics 15 (2), 355-380, 2011 | 33 | 2011 |