00640nam a2200181Ia 4500003000900000008004100009020002200050040001600072080001500088245014300103260004800246300001600294650002800310650002600338650004000364700002600404700002800430IN-BaIIA211028s9999    xx            000 0 eng d  a978-1-107-07365-4  cIIA Library  a52-37bTHE 4aThe Drake equationbestimating the prevalence of extraterrestrial life through the agescedited by Douglas A. Vakoch and Matthew F. Dowd   aCambridgebCambridge University Pressc2015  axxii, 319p.  aExtraterrestrial beings  aLife on other planets  aScience - Life sciences - evolution  aDowd, Matthew F., ed.  aVakoch, Douglas A., ed.