根据东北三省图书馆学会协议,东北地区第四次图书馆学科学讨论会于1991年9月6日至10日在丹东市召开。会议的主要议题是图书馆深化服务和图书馆科学管理。会前,东北三省都进行积极筹备与宣传,取得了图书馆界广泛支持,共收到论文500余篇。各省评选 According to the Agreement of Library Society of Northeast Three Provinces, the Fourth Library Science Symposium in Northeast China was held in Dandong from September 6 to 10, 1991. The main topics of the conference are library services and library science management. Before the meeting, all three northeastern provinces conducted active preparations and propaganda and obtained broad support from the library community, receiving a total of over 500 papers. The provinces selected