Comparative analysis of working time at mechanized coal faces /: transmitted by the Government of Poland.

Comparative analysis of working time at mechanized coal faces / transmitted by the Government of Poland.

Poland

1982

Formats

Symbol[E/ECE/]COAL/GE.2/R.40/Add.4

TitleComparative analysis of working time at mechanized coal faces / transmitted by the Government of Poland.

AuthorsPoland

DateGeneva : UN, 2 Sept. 1982.

Description

7 p.