@Article{ Rodriguez-Chia_Nickel-_Puerto-Albandoz_FERNANDEZ:69-89,
author = { Antonio Manuel Rodriguez-Chia and Stefan Nickel- and Justo Puerto-Albandoz and FRANCISCO FERNANDEZ GARCIA } ,
title = { A FLEXIBLE APPROACH TO LOCATION PROBLEMS },
journal = { ESAIM: Mathematical Modelling and Numerical Analysis },
year = { 2000 },
volume = { 51 },
pages = { 69-89 },
}