000			00463nam a2200145Ia 4500
008			230130s9999||||xx |||||||||||||| ||und||
020			_a9783319132365
100			_aStephen Webb
245		0	_aIf the Universe Is Teeming with Aliens ... WHERE IS EVERYBODY?
250			_a2nd ed. 2015
260			_bSpringer International Publishing _c2015
440			_aScience and Fiction
650			_aPhysics and Astronomy
856			_uhttps://doi.org/10.1007/978-3-319-13236-5
999			_c15565 _d15565