00772nam 2200205zu 450 991107940990332120260430111317.0(CKB)46362628500041(DGPO)001262151(EXLCZ)994636262850004120260429|2023uuuu || |engur|||||||||||Night sky and dark environments : best management practices for artificial light at night on BLM-managed lands[Washington, D.C.]: US Department of the Interior, Bureau of Land Management2023Sullivan Robert270724BOOK9911079409903321Night sky and dark environments : best management practices for artificial light at night on BLM-managed lands4568885UNINA