@misc{1188991, author = {T Robert Shives}, title = {Fractographic examination of failed helicopter tail rotor hub yoke:}, year = {1974}, month = {1974-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.IR.74-441}, language = {en}, }