@article{article0eb2605e,
title   = {Using the focus group approach for evaluating customers' opinions: the experience of a Brazilian academic library},
author = {Leitão, Bárbara Júlia Menezello and Vergueiro, Waldomiro},
year = {2000},
doi = {10.1108/03074800010316737},
journal   = {New library world}
}