00414nam a2200157Ia 450000500170000000800410001702000150005805000270007310000190010024500530011926000300017230000330020244000060023552100070024152600080024820140405101200.0140130s9999    xx            000 0 und d  a059063254x  aQC 173.6 b.St814 1998  aSteele, Philip  cPhilip Steele.aBlack holes :bspace phenomena /  bScholastic,aUSA :c1998.  a40 p. :bcol. ill. ;c28 cm.  v1  aG8  c910