Surface mining has safety problems too - a review of the causal factors of accidents in surface coal mines - abstract of paper for the 1974 SME Fall meeting, Acapulco : Mining Engineering,AIME,V26,N8,Aug.1974,P55

The file will be sent to you via the Telegram messenger. It may take up to 1-5 minutes before you receive it.

Note: Make sure you have linked your account to Z-Library Telegram bot.

The file will be sent to your Kindle account. It may take up to 1–5 minutes before you receive it.

Please note: you need to verify every book you want to send to your Kindle. Check your mailbox for the verification email from Amazon Kindle.