00549nam a2200181Ia 4500003000900000008004100009020002200050040001600072080001900088100002000107245010500127260002700232300001300259490004700272650001600319650001200335650002000347IN-BaIIA211028s9999    xx            000 0 eng d  a978-0-387-76560-0  cIIA Library  a524.354.4bMCN  aMcNamara, Geoff 0aClocks in the skybthe story of pulsarscGeoff  McNamara                                              aBerlinbSpringerc2008  ax, 190p.  aSpringer-Praxis books in popular astronomy  aCrab nebula  aPulsars  aStellar spectra