@techreport{e171ea449d1748ec9dd8d552cdb06f13,
title = "Evolution of BL Lac host galaxies.The interplay among black holes, stars and ISM in glactic nuclei",
author = "J. Heidt and Mirko Tr{\"o}ller and K. Nilsson and K. J{\"a}ger and L. Takalo and R. Rekola and A. Sillanp{\"a}{\"a}",
year = "2004",
language = "English",
isbn = "0-521-84803-2",
series = "IAU Symposium No 222, Rio Grande do Sul, Brasil, 1-5.3.2004",
publisher = "Cambridge Univ Press",
pages = "521--522",
type = "WorkingPaper",
institution = "Cambridge Univ Press",
}