BibTex format
@inbook{Ibragimov:2010,
author = {Ibragimov, M and Ibragimov, R},
booktitle = {INTERNATIONAL ENCYCLOPEDIA OF STATISTICAL SCIENCE},
publisher = {Springer},
title = {Measurement of economic progress},
url = {http://www.springerreference.com/docs/html/chapterdbid/205438.html},
year = {2010}
}