Cite
HARVARD Citation
Institution,, B. (1976) Specification for cadmium-plated steel bolts, 55/65 tonf/in2 (Unified hexagons, 3A Unified threads and close tolerance shanks) for aerospace use.. [Online]. London : British Standards Institution. Available from: http://access.bl.uk/ark:/81055/vdc_100104988318.0x000001