1. Arriola R, Laporte G, Ortega FA (2005) The Weber problem in a multi-storey building. INFOR 43(3):157–169.
2. Bajaj C (1988) The algebraic degree of geometric optimisation problems. Discrete and Comput Geom 3:177–191
3. Balas E, Yu CS (1982) A note on the Weiszfeld-Kuhn algorithm for the general Fermat problem. Management Science Report 484:1–16, Graduate School of Industrial Administration, Carnegie Mellon University, Pittsburgh
4. Brimberg J (2003) Further notes on convergence of the Weiszfeld algorithm. Yugoslav J Oper Res 13:199–206
5. Brimberg J, Chen R, Chen D (1998) Accelerating convergence in the Fermat–Weber location problem. Oper Res Lett 22:151–157