TY - BOOK AU - Doyle, Barry R TI - Hazardous gases underground : applications to tunnel engineering SN - 9780824704834 SN - 200102807 U1 - 624.193 DOY PY - 2001/// CY - New York PB - Marcel Dekker KW - Natural gas KW - Tunneling N1 - Includes bibliographical references and index ER -