RT Journal Article T1 Optimal upper bounds of the geometric-arithmetic index A1 Rodríguez García, José Manuel A1 Sigarreta Almira, José María AB The concept of geometric-arithmetic index was introduced in the chemical graphtheory recently, but it has shown to be useful. The aim of this paper is to obtain newupper bounds of the geometric-arithmetic index and characterize graphs extremalwith respect to them. PB MATCH SN 0340-6253 YR 2021 FD 2021-04 LK https://hdl.handle.net/10016/36281 UL https://hdl.handle.net/10016/36281 LA eng NO This research was supported by a grant from Agencia Estatal de Investigación (PID2019-106433GB-I00 / AEI / 10.13039/501100011033), Spain. DS e-Archivo RD 27 jul. 2024