520 <br/>

    Hannu Karttunen<br/>
                  Fundamental Astronomy 

 - 6th edition  
 -  Springer  2017 
<br/><br/><br/>English 
<br/><br/>                 <label>Түлхүүр үг: </label>Spherical astronomy, Observations & instruments, Photometrics & magnitudes, Radiation & celestial mechanics, 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>The solar system, Astrobiology, Explanets