Gutman I

Publications in Math-Net.Ru

1. The Wiener index for trees and graphs of hexagonal systems
   
   Diskretn. Anal. Issled. Oper., Ser. 2, 5:2 (1998),  34–60
2. Bicyclic graphs and their edge graphs with coinciding Wiener index
   
   Diskretn. Anal. Issled. Oper., Ser. 2, 4:2 (1997),  3–9