1. Sweden, Mälaren--western part, inner approach to Västerås Yale Public content 1994. 2011-12-05T15:56:41Z. 2015-10-21T15:07:02Z. United States. Defense Mapping Agency. Hydrographic/Topographic Center. The Center. English&Swedish. Public. Sweden, Västerås, and Mälar, Lake (Sweden).