MARC全文
02a0030221;1-884589-14-6;20011205d1998 ekmy0engy01;eng;a z 100yy;r;Proceedings of the 1st international soda ash conference;v.2;utilization of natural resources of sodium carbonate into the next century, meeting in Rock Springs, Wyoming, June 10-12, 1997;ed. by John R. Dyni & Richard W. Jones;Laramie, Wyoming;Wyoming State Geological Survey;1998;viii, 215 p.;ill;Public Information Circular;Geological Survey of Wyoming;no.40;2001b;aPublic Information Circular ; fGeological Survey of Wyoming ; vno.40;第1届国际纯碱会议, 第2卷--下一世纪碳酸钠的自然资源利用率;International Soda Ash Conference;1st;Rock Springs;1997;Soda ash;Soda ash ; Utilization of natural resources;a432.308;Dyni ; Jones;John R. ; Richard W.;International Soda Ash Conference;1st;Rock Springs;1997;101;EB00060173;P;254.2;P96w;v40 ; r1925.81;a03;b1;cP