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2. Pull-out strength of strand lifting loops;Moustafa,1974
3. Hyett AJ, Dube S, Bawden WF. Laboratory bond strength testing of 0.6, 7-wire strand from 7 different manufacturers. Final report. Kingston, Ontario: Queen’s University, Department of Mining Engineering; 1994.
4. Russell BW, Paulsgrove GA. Assessing repeatability and reproducibility of the Moustafa test, the PTI bond test and the NASP bond test. Final report 99-04. Norman, OK: The University of Oklahoma, Fears Structural Engineering Laboratory; 1999.
5. Russell BW, Paulsgrove GA. NASP strand bond testing round one pull-out tests and friction bond tests of untensioned strand. Final report 99-03. Norman, OK: The University of Oklahoma, Fears Structural Engineering Laboratory; 1999.