@articleAhl2007, Author = {Ahlers, Dirk and Boll, Susanne}, Title = {Geospatially Focused Web Crawling}, Year = {2007}, Pages = {3-12}, Month = {01}, Publisher = {dpunkt.verlag}, Booktitle = {Datenbank-Spektrum - Themenheft Fokussierte Suche}, type = {article} @COMMENTBibtex file generated on