@techreport{abd46332b6d8455e9543130225a6e2b7,
title = "Open pit optimization - Calculating the optimum pit limits",
keywords = "mining, open pit, optimization, mining, open pit, optimization, mining, open pit, optimization",
author = "Petri Pitk{\"a}nen",
year = "1997",
language = "English",
isbn = "951-22-3877-2",
series = "Teknillinen korkeakoulu, kalliotekniikan laboratorio C",
publisher = "Helsinki University of Technology",
number = "TKK-KAL-C-7",
pages = "30",
address = "Finland",
type = "WorkingPaper",
institution = "Helsinki University of Technology",
}