@misc{1167161, author = {Arthur F Kirstein and Harvey M Shirley}, title = {Strength of joints in unreinforced cellular concrete beams:}, year = {1958}, month = {1958-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.RPT.5990}, language = {en}, }