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1.
Roof bolting-anchorage testing of expansion-type and wedge and slottype roof bolts in a coal mine / N. M. raju and Dr. B. Singh by Series: Reference Central Mining Research Station-M11/27
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Dhanbad : Central Mining Research Station, 1966
Availability: Items available for loan: National Library of India (1)Call number: G. P. 622.(54) In 2 rpc no. 27.

2.
Effectiveness of bolting in mechanised mines of group of collieries / S. V. Ali, N. M. Raju and Dr. B. Singh by Series: Reference Central Mining Research Station-M27/51
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Dhanbad : Central Mining Research Station, 1971
Availability: Items available for loan: National Library of India (1)Call number: G. P. 622.(54) In 2 rpc no. 51.

3.
Roof bolting anchorage efficiency of 22 mm diameter wedge and slot type roof bolts in a group of collieries / N. M. Raju and Dr. B. Singh by Series: Reference Central Mining Research Station-M18/37
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Dhanbad : Central Mining Research Station, 1967
Availability: Items available for loan: National Library of India (1)Call number: G. P. 622.(54) In 2 rpc no. 37.

4.
Roof bolting-instrumentation / N. M. Raju and Dr. B. Singh by Series: Reference CMRS-M14/33
Material type: Text Text; Format: print ; Literary form: Not fiction
Language: English
Publication details: Dhanbad : Central Mining Research Station, 1967
Availability: Items available for loan: National Library of India (1)Call number: G. P. 622.(54) In 2 rpc.

                                                                           
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