@misc{indiciae4fba1037f5ec, title = {Adhesion between atomically pure metallic surfaces, part IV Semiannual report}, author = {Johnson, K. and Keller, D. V., Jr. and Saunders, W.}, year = {1966}, url = {https://ntrs.nasa.gov/citations/19660023515}, note = {Source identifier: 19660023515} }