@misc{Karbowski_Andrzej_Direct,
 author={Karbowski, Andrzej},
 howpublished={online},
 publisher={Instytut Łączności - Państwowy Instytut Badawczy, Warszawa},
 language={ang},
 title={Direct method of hierarchical nonlinear optimization - reassessment after 30 years, Journal of Telecommunications and Information Technology, 2004, nr 3},
 type={artykuł},
 keywords={decomposition, distributed com-putations, Benders method, hierarchical optimization, the directmethod, cutting plane method},
}