000  $anz n  2
000  $a주제어
001  $aKSH1999016246
005  $a19990419164406
008  $a990419 n azknnaabn          |a a|a    | 
150  $a극사영[極寫影]
450  $wr$i영어$astereographic projection
550  $wg$a사상(대응)[寫像]