Christoph H. Glock. A multiple-vendor single-buyer integrated inventory model with a variable number of vendors. Computers & Industrial Engineering, 60(1):173-182, 2011. [doi]
@article{Glock11, title = {A multiple-vendor single-buyer integrated inventory model with a variable number of vendors}, author = {Christoph H. Glock}, year = {2011}, doi = {10.1016/j.cie.2010.11.001}, url = {http://dx.doi.org/10.1016/j.cie.2010.11.001}, researchr = {https://researchr.org/publication/Glock11}, cites = {0}, citedby = {0}, journal = {Computers & Industrial Engineering}, volume = {60}, number = {1}, pages = {173-182}, }