Sh:281

Bib entry
@article{Sh:281,
 author = {Drezner, Zvi and Shelah, Saharon},
 title = {{On the complexity of the Elzinga-Hearn algorithm for the $1$-center problem}},
 journal = {Math. Oper. Res.},
 fjournal = {Mathematics of Operations Research},
 volume = {12},
 number = {2},
 year = {1987},
 pages = {255--261},
 issn = {0364-765X},
 mrnumber = {888974},
 mrclass = {90B10 (05C35 68Q25 90C27 90C35)},
 doi = {10.1287/moor.12.2.255}
}