TY  - BOOK
AU  - Michael Ashkenazi
TI  - What We Know About Extraterrestrial Intelligence
SN  - 9783319444567
PY  - 2017///
PB  - Springer International Publishing
KW  - Physics and Astronomy
UR  - https://doi.org/10.1007/978-3-319-44456-7
ER  -