Irena Sobol

Optimizing Inventory of a Firm under Fuzzy Data

Kurt Frischmuth, Witold Kosinski, Dariusz Kacprzak, 2014, ICAISC.

Optimizing of a Company’s Cost under Fuzzy Data and Optimal Orders Under Dynamic Conditions

Dariusz Kacprzak, Witold Kosiński, Irena Sobol, 2014 .