TY  - GEN
AU  - Siegel, Ethan
TI  - Beyond the galaxy: how humanity looked beyond our milky way and discovered the entire universe
SN  - 9789814667166
PY  - 2016///
CY  - New Jersey
PB  - World scientific 
KW  - Astronomy - Cosmology
KW  - Expanding universe - Milky way
KW  - Big bang theory
ER  -