Imber, Colin (1990). The Ottoman empire: 1300-1481. Isis. p. 119. ISBN978-975-428-015-9. «... Serbian annals record, in July, 1441, Şihabeddin Pasha captured Novo Brdo, the centre of the silver-mining district of southern Serbia.»
Balkan studies. Édition de lA̕cadémie bulgare des sciences. 1988. p. 111. «The mint at Novo brdo (in Turkish "Novar"), was the first to start striking Ottoman akçe — as early as 1441, when Murad Il's military commander, the eunuch Sibab ed-Din pasa captured the town, which had the greatest silver deposits and the ...»
Tasić, Nikola (1995). Istorija Beograda. Srpska akademija nauka i umetnosti, Balkanološki institut. p. 68. «Послове је непосредно надзирао ру- мелијски беглербег Шехабедин.»