00323nas a2200109   4500000000100000008004100001100002000042700002100062700002200083245009200105300001600197       2013                            d1 aMarcin Gorawski1 aMichał Gorawski1 aStanisław Dyduch00aUse of grammars and machine learning in ETL systems that control load balancing process  a1709–1714