Search Results       Your search for [subject]Underground areas--Congresses returned 1 record.           Subsurface space : environmental protection, low cost storage, energy savings : proceedings of the international symposium (Rockstore '80), Stockholm, Sweden, June 23-27, 1980 _ Rockstore '80. Oxford: Pergamon Press, 1981. Subject: Underground areas--Congresses; Underground construction--Congresses; Underground storage--Congresses.          Add to Book Cart Relevance: 21.43%