1 文件

Agreement between Observatoire 4 de Montréal and Mao Xuhui, 19 June 1998

1998

1 文件

Agreement between Observatoire 4 de Montréal and Ye Yongqing, 26 June 1998

1998

1 文件

Kunming — New York — Montreal

昆明 － 紐約 － 蒙特利爾