@inbook {BHI01, title = {Heuristics for the {PNS} problem}, booktitle = {Optimization theory: Recent development from M{\'a}trah{\'a}za}, year = {2001}, pages = {1-18}, author = {Z. Bl{\'a}zsik and Cs. Holl{\'o} and Cs. Imreh and Z. Kov{\'a}cs} } @article {BHI00, title = {On bottleneck and k-sum versions of the Process Network Synthesis problems}, journal = {Novi Sad Journal of Mathematics}, volume = {30}, number = {3}, year = {2000}, pages = {11-19}, author = {Z. Bl{\'a}zsik and Cs. Holl{\'o} and B. Imreh and Cs. Imreh and Z. Kov{\'a}cs} } @article {BHI00a, title = {On a well solvable class of the {PNS} problem}, journal = {Novi Sad Journal of Mathematics}, volume = {30}, number = {3}, year = {2000}, pages = {21-30}, author = {Z. Bl{\'a}zsik and Cs. Holl{\'o} and B. Imreh and Cs. Imreh and Z. Kov{\'a}cs} } @inbook {BHI99, title = {Kisz{\'a}molhat{\'o} korl{\'a}tok speci{\'a}lis {PNS}-probl{\'e}maoszt{\'a}lyok lehets{\'e}ges megold{\'a}sainak a sz{\'a}m{\'a}ra}, year = {1999}, pages = {182-194}, author = {Z. Bl{\'a}zsik and Cs. Holl{\'o} and B. Imreh} } @article {HBI99, title = {On a Merging Reduction of the Process Network Synthesis Problem}, journal = {Acta Cybernetica}, volume = {14}, year = {1999}, pages = {251-261}, author = {Cs. Holl{\'o} and Z. Bl{\'a}zsik and Cs. Imreh and Z. Kov{\'a}cs} } @article {BHI98, title = {On Decision-Mappings Related to Process Network Synthesis Problem}, journal = {Acta Cybernetica}, volume = {13}, year = {1998}, pages = {319-328}, author = {Z. Bl{\'a}zsik and Cs. Holl{\'o} and B. Imreh} } @article {BHI98a, title = {Explicit bounds for the number of feasible solutions of special {PNS}-problem classes}, journal = {Pure Mathematics and Applications}, volume = {9}, year = {1998}, pages = {17-27}, author = {Z. Bl{\'a}zsik and Cs. Holl{\'o} and B. Imreh} }