@article{1b06216a9f0441a3a3ebbfad3822074e,
title = "Proof of a conjecture of Graham and Lov{\'a}sz concerning unimodality of coefficients of the distance characteristic polynomial of a tree",
abstract = "The conjecture of Graham and Lovasz that the (normalized) coefficients of the distance characteristic polynomial of a tree are unimodal is proved; it is also shown that the (normalized) coefficients are log-concave. Upper and lower bounds on the location of the peak are established.",
author = "Ghodratollah Aalipour and {Abiad Monge}, Aida and Zhanar Berikkyzy and Leslie Hogben and Kenter, {Franklin H.J.} and Lin, {Jephian C.-H.} and Michael Tait",
note = "data source: no data used",
year = "2018",
doi = "10.13001/1081-3810.3493",
language = "English",
volume = "34",
pages = "373--380",
journal = "Electronic Journal of Linear Algebra",
issn = "1537-9582",
publisher = "International Linear Algebra Society",
}