Inverse median problems. - Rainer E. Burkard; Carmen Pleschiutschnig; Jianzhong Zhang 001 (Discret. Optim., 2004)

The inverse 1-median problem on a cycle. - Rainer E. Burkard; Carmen Pleschiutschnig; Jianzhong Zhang 001 (Discret. Optim., 2008)