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[1] $B#M!&%@%0%i%9(B, 1985, $B!X1xcR$H6X4w!YDMK\MxL@Lu(B, $B;WD,
[3] $B#E!R!&%j!<%A(B, 1981, $B!XJ82=$H%3%_%e%K%1!<%7%g%s!Y@DLZJ]!&5\:d7I;0Lu(B, $B5*0KT"20=qE9(B.
[4] $B#E!%#R!%%j!<%A(B, 1976, $B!V8@8l$N?MN`3XE*B&LL!'F0J*$N%+%F%4%j!<$HInJN8l$K$D$$$F!W!J?[K,It?NLu!K(B, $B!X8=Be;WA[!Y(BVol.4(3), pp.68-90.
[5] $B#V!&%?!<%J!<(B, 1976, $B!X57Ni$N2aDx!YIYAR8wM:Lu(B, $B;W:w$B1xJ*$r$a$0$k8@MU(B
$B1xJ*$N1x$$$o$1(B
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Mitsuru_Hamamoto@dzua.misc.hit-u.ac.jp