00407nam a2200109Ia 4500082001600000245009000016100002800106942000700134008004100141999001900182952009600201  aJ 523.1 KER 0aThe universe and how it works : [from the formation of the galaxies to space travel]   a KERROD, Robin  954299  cBK210825s9999    xx            000 0 und d  c490009d490008  00104070aEMTFLbEMTFLd2021-08-25g100.00l0p33228000016749r2021-08-25w2021-08-25yBK