000 00542nam a2200157Ia 4500
008 160615s9999 xx 000 0 und d
100 _a"IFAC/UNESCO WORKSHOP(Zakopane, Poland)"
245 _a"Systems analysis and modelling approaches in environment systems. proceedings of the IFAC/UNESCO workshop, Zakopane, Poland, Sept 17-22, 1973"
260 _aWarsaw
260 _bInstitute of Applied Cybernetics Polish Academy of Science
260 _c1974
300 _aiv p. + 607
942 _cBooks
999 _c10772
_d10772