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[1]��T��. Ⱦ�ϻ��W��ÓɫҎ(gu��)�ɵ��о�[J]. �h(hu��n)��W,��1995,11��5��:237-240.

[2]��,��ƽ��չڼt. �ۺ��F�ϳ��¹�ˇ[J].��û��,��2004,��33��2��55-56.

[3]��ſ�. �ͺϻ��̎��ӡȾ�Uˮ��о�[J]. �Ϻ��h(hu��n)��ƌW��1990,��19��8��17-19.

[4]��,��Y.ͬ��——��——��̎��Ⱦɫ�Uˮ[J].�h(hu��n)��̣�1994,��12��5��5-7.

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