Proceedings of the Fifth Leverhulme Conference Proceedings of the international conference Proceedings of the first international conference Proceedings of the 7th national BIM conference Proceedings of the 1st international conference Proceedings of the 7th China urban housing conference Proceedings of the 23rd Chinese Control Conference Proceedings of the Fourth Leverhulme Conference March 10-15, 1969 并列题名：Proceedings of the 7th national BIM conference Proceedings of the Tenth Annual American Print Conference