@article{articlec1336031,
title   = {Knowledge acquisition: a complex networks approach},
author = {Arruda, Henrique F. and Silva, Filipi N. and Costa, Luciano da Fontoura and Amancio, Diego Raphael},
year = {2017},
doi = {10.1016/j.ins.2017.08.091},
journal   = {Information Sciences}
}