@article{article13b26837,
title   = {The friendship paradox in scale-free network},
author = {Amaku, Marcos and Cipullo, Rafael Ishibashi and Grisi Filho, José Henrique Hildebrand and Marques, Fernando Silveira and Ossada, Raul},
year = {2014},
doi = {10.12988/ams.2014.4288},
journal   = {Applied Mathematical Sciences}
}