@misc{1181986, author = {Bradford M Smith}, title = {Guidelines for exchangeable APT data packages ::APT part programmer's manual}, year = {1980}, month = {1980-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.IR.80-2073.2}, language = {en}, }