TY - BOOK A1 - editor Raghupati S. Sinha ; sponsored by Colorado School of Mines, Earth Mechanics Institute, U.S. Bureau of Reclamation TI - International Symposium on Unique Underground Structures, Denver, Colorado, U.S.A., June 12-15 1990 : proceedings PB - کتابخانه مرکزی دانشگاه صنعتی امیرکبیر SN - 91701860 UR /book/91701860/International-Symposium-on-Unique-Underground-Stru/ ER -