@misc{1149566, author = {Stephen R Petersen}, title = {DISCOUNT - a program for discounting computations in life-cycle cost analyses::user's guide and reference manual}, year = {1991}, month = {1991-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.IR.4513}, language = {en}, }