In an assignment for Bavarian Department for the Environment (Bayerischen Landesamtes für Umwelt) the LBVs work was at the end of 2008, with the help of several participants, divided into three categories.
Action program springs in Bavaria Part 1: Bavarian spring types catalogue 98 S., October 2008 (contents unchanged since the first printing in 2004) [ http://www.bestellen.bayern.de/shoplink/lfu_nat_00130.htm ]
Action program springs in Bavaria Part 2: Spring receptacles and valuation 72 S., October 2008 [ http://www.bestellen.bayern.de/shoplink/lfu_nat_00131.htm ]
Action program springs in Bavaria Part 3: Project catalogue for spring protection 104 S., October 2008 [ http://www.bestellen.bayern.de/shoplink/lfu_nat_00132.htm ]