00670nam a2200157Ia 4500008004100000082002400041100008100065245005400146260003600200300001500236440007000251700003400321942001200355952013000367999001500497260119b        |||||||| |||| 00| 0 eng d  a658.40354bSe471.TM  aSeminar on Trends in Mathematical Modelling, Venice, 13-18, Dec. 1971912734  aTrends in mathematical modellingb; proceedings /  aBerlin:bSpringer-Verlag,c1973  avi, 288 p.  aLecture notes in Economics and Mathematical systemsvv. 80912735  aHawkes, Nigeleeditor.912736  2ddccBK  0010406658_403540000000000_SE471_TM70912175aISIbISId1998-09-10l0o658.40354 Se471.TMpDP8307r2019-02-14 00:00:00yBK  c9931d9931