@techreport{8d384c0fdfa34aca8082a1346bdfa0c3,
title = "Approximation schemes for the generalized geometric problems with geographic clustering",
author = "A. Grigoriev and C. Feremans",
year = "2004",
month = jan,
day = "1",
doi = "10.26481/umamet.2004034",
language = "English",
series = "METEOR Research Memorandum",
publisher = "METEOR, Maastricht University School of Business and Economics",
number = "034",
type = "WorkingPaper",
institution = "METEOR, Maastricht University School of Business and Economics",
}