During a 50-year career, in cooperation with Mara Đorđević, Nikolić searched and saved from oblivion ancient songs from Kosovo and southern Serbia, some predating the Battle of Kosovo in 1389.
Jordan | Michael Jordan | Crossing Jordan | Abdullah II of Jordan | Jordan River | Sheila Jordan | Hussein of Jordan | David Starr Jordan | Sass Jordan | Robert Jordan | Queen Noor of Jordan | Ralph Jordan | Steve Jordan | Neil Jordan | Jordan Marsh | Tracy Jordan | Steve Jordan (musician) | Stanley Jordan | Tony Jordan | Louis Jordan | Jordan Rudess | Dorothea Jordan | Bobby Jordan | Abdullah I of Jordan | Salt, Jordan | Ralph "Shug" Jordan | Montell Jordan | Jordan Schafer | Hal Jordan | Clifford Jordan |