@misc{1170901, author = {E V Leyendecker}, title = {Pull-out strengths of closely spaced drilled-in-inserts in concrete:}, year = {1970}, month = {1970-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.RPT.10192}, language = {en}, }