1. Properties of the Solutions of Certain Functional Differential Equations;Fite;Trans. Amer. Math. Soc.,1921
2. On some Iterative-Differential Equation I, Zeszyty Naukowe UJ;Pelczar;Prace Mat,1968
3. On Some Iterative-Differential Equations II;Pelczar;Zeszyty Naukowe UJ. Prace Mat,1969
4. On Some Iterative-Differential Equations III;Pelczar;Zeszyty Naukowe UJ. Prace Mat,1971
5. Iterative Differential Equations, Ph.D. thesis, Jagiellonian University, Krakow;Podisuk;Poland,1992