Recalling its resolutions 52/232 of 4 June 1998, 53/224 of 7 April 1999 and 53/239 of 8 June 1999, by which it took ad hoc decisions concerning the opening and/or closing dates of the fifty-second, fifty-third, fifty-fourth and fifty-fifth sessions of the General Assembly,
回顾其1998年6月4日第52/232号、1999年4月7日第53/224号和1999年6月8日第53/239号决议，其中大会就其第五十二届、第五十三届、第五十四届和第五十五届会议的开幕和/或闭幕日期作了特别决定，