@misc{1163616, author = {G W Geil and I J Feinberg}, title = {Microplasticity I ::measurement of small microstrains at ambient temperature}, year = {1969}, month = {1969-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.RPT.9996}, language = {en}, }