BibTex format
@inbook{Veraart:2010:10.1002/9780470061602.eqf19026,
author = {Veraart, AED and Winkel, M},
booktitle = {Encyclopedia of Quantitative Finance},
doi = {10.1002/9780470061602.eqf19026},
editor = {Cont},
pages = {1812--1816},
publisher = {Wiley},
title = {Time change},
url = {http://dx.doi.org/10.1002/9780470061602.eqf19026},
year = {2010}
}