$B;>4t$&$I$s$H>k$a$0$j$NN9(B
1999$BG/(B8$B7n(B25$BF|!J?e!K@2(B
$B!!(B
$BI=;f(B
$B!!(B
1
$B!!(B
2-1
$B!!(B
2-2
$B!!(B
3
$B!!(B
4
$B8a8e$O4]55>k$H9b>>>k(B
$B4]55>k$N%Z!<%8(B
$B$O$3$A$i(B
$B9b>>>k(B
071
072
073
074
$B20Eg$N!V?S8^O:!WGq(B
$B
$B!!(B
$BI=;f(B
$B!!(B
1
$B!!(B
2-1
$B!!(B
2-2
$B!!(B
3
$B!!(B
4
$B%H%C%W(B
$B$KLa$k(B
NISHIMURA, Kankuro, Kazuo (
nishimura@komazawa-u.ac.jp
)