@misc{Dragomir_Silvestru_Sever_Operator,
 author={Dragomir, Silvestru Sever},
 howpublished={online},
 publisher={Wydawnictwo Uniwersytetu Śląskiego},
 language={eng},
 title={Operator subadditivity of the D-logarithmic integral transform for positive operators in Hilbert spaces},
 type={czasopismo},
 keywords={matematyka},
}