1. Breaking Behaviour of Salt Rock under Rockbursts and Gas Outbursts;Gimm,1964
2. Rockbursts in the western portion of the South Wales coalfield;Pescod;Trans. Instn Min. Engs,1948
3. Instantaneous outbursts of coal and gas;Thomas;Iron Coal Trades Rev.,1963
4. Investigations Related to Outbursts of Coal and Gas;Patching,1962
5. Coal Industry of the U.S.S.R.—Mine Hazards;Technical Mission, National Coal Board,1957