[1] Žepić, A., Prostorne krivulje reda višeg od tri, magistarski rad, [Space curves with the order greater than 3], Zagreb, 1966
[2] Žepić, A., Raumkurve 5. Ordnung vom Geschlecht Null, [The 5th order space curve with zero gender], Glasnik mat. 2(1967), 119-122.