Systems analysis and modelling approaches : proceedings of IFAC/UNESCO workshop held at Zakopane, Poland September 17-22, 1973 /
Systems analysis and modelling approaches : proceedings of IFAC/UNESCO workshop held at Zakopane, Poland September 17-22, 1973 / ed. by R. M. Dmowski. - Warsaw : Institute of Applied Cybernetics Polish Academy of Sciences, 1974.
502.7:577.4]:007(061)
502.7:577.4]:007(061)
