Earthquake prediction research in Bulgaria / transmitted by the Government of Bulgaria ; prepared by L. Christoskov and B. Ranguelov.
1988
تفصيلات التسجيلة (السجل)
رمز / رقم الاستدعاء[E/ECE/]SC.TECH./SEM.16/R.35
العنوانEarthquake prediction research in Bulgaria / transmitted by the Government of Bulgaria ; prepared by L. Christoskov and B. Ranguelov.
تاريخGeneva : UN, 15 June 1988.
الوصف
6 p.