@ARTICLE{
author={Popovic Vera P,Pekic Sandra R,Skender-Gazibara Milica K,Salehi Fateme,Kovacs Kalman},
year={2007},
title={A large sellar granular cell tumor in a 21-year-old woman},
journal={ENDOCRINE PATHOLOGY},
volume={18},
number={2},
pages={91-94},
document_type={Article},
} 

@ARTICLE{
author={Pekic Sandra R,Damjanovic Svetozar S,Djurovic Marina M,Doknic Mirjana,Petakov Milan S,Miljic Dragana M,Milovanovic Zorka M,Kovacs Kalman,Popovic Vera P},
year={2004},
title={Retroperitoneal malignant fibrous histiocytoma mimicking pheochromocytoma},
journal={ENDOCRINE},
volume={24},
number={1},
pages={99-103},
document_type={Article},
}