000 00389nam a2200157Ia 4500
008 160615s9999 xx 000 0 und d
100 _aWALLDIN(Knut-Erik)
245 _aAspects of operations research in theory and practice
260 _aUppsala
260 _bAlmqvist and Wiksells
260 _c1969
300 _a233 p.
942 _cBooks
999 _c10783
_d10783