Research and development on safety in the coal industry : replies to the questionnaire / transmitted by the Government of Czechoslovakia.
1992
تفصيلات التسجيلة (السجل)
رمز / رقم الاستدعاء[E/ECE/]ENERGY/WP.1/GE.1/R.7/Add.3
العنوانResearch and development on safety in the coal industry : replies to the questionnaire / transmitted by the Government of Czechoslovakia.
المؤلفونCzechoslovakia
تاريخGeneva : [UN], 2 Dec. 1992.
الوصف
7 p.