A function capable of systematically gathering, arranging and providing the documents issued by the variety of standards organizations required in B-ISDN development by search engines. This fuinction provides ITU-T documents related to SG1 through SG15; IETF RFC documents; and ATM forum related documents. In addition, the function prepares overseas information hot- lists through the use of its rotlot program, and renews these lists on a regular basis