Michael D. Cooper. Charging users for library service. Inf. Process. Manage., 22(6):419-427, 1978. [doi]
@article{Cooper78:1,
title = {Charging users for library service},
author = {Michael D. Cooper},
year = {1978},
doi = {10.1016/0306-4573(78)90006-7},
url = {http://dx.doi.org/10.1016/0306-4573(78)90006-7},
researchr = {https://researchr.org/publication/Cooper78%3A1},
cites = {0},
citedby = {0},
journal = {Inf. Process. Manage.},
volume = {22},
number = {6},
pages = {419-427},
}