A Few Publications.

1. "The Minimal Normal Extension for Mz on the Hardy Space of a Planar Region", J. Spraker, Trans. AMS,� Vol.   318, No. 1, (1990), pp. 57-67.
2. "Note on Arc-Length and Harmonic Measure", J. Spraker, Proc. AMS, Vol.  105, No. 3, (1989), pp. 664-665.
3. "Multiplicity Theory and the Outer Boundary", J. Spraker, Proc. AMS, Vol. 112, D.No. 2, (1991), pp. 391-392
4. "A Study of Almost-Everywhere Singleton-Valued Filippov's", D. Biles, and J. Spraker, Proc.
AMS, Vol. 114, No. 2, (1992), pp. 469-473.

5. "Filippov's Operation and Some Attributes", J. Spraker, and D. Biles, Czech. Math. J., Vol. 44,
(1994), pp. 513-520.
6. "A Comparison of the Caratheodory and Filippov Solution Sets", J. Spraker and D. Biles,J of Math. Anal. and App., Vol. 198, (1996), pp. 571-580.

7. "Planning a Trip", J. Spraker, D. Biles and M. Robinson, Trans. Ky. Acad. Sci., Vol. 58, No. 2,
(1997), pp. 92-95.
8. " Term-by-Term Multiplication of Sequences and Radii of Convergence", M. Robinson, and J.
Spraker, Int. J. Math. Educ. Sci. Tech., Vol. 29, No. 1, (1998), pp.128-132.

9. "Numerical Solutions for a Class of Non-Convex-Valued Differential Inclusions", D. Biles,M �Robinson, and J. Spraker,Dyn. Syst. and App., Vol. 8, No. 2, (1999), pp. 265-270.
10. "Continuous Almost Anywhere", D. Biles, and J. Spraker Int. J. Math. Educ. Sci. Tech.,
Vol. 30, No. 2, (1999), pp. 287-289).

11. "A Generalization of the Lane Emden Equation", D. Biles,M. Robinson, and J. Spraker,
The Journal of Math. Anal. and App., 273, (2002), pp. 654-666.
12. "Analytic Solutions for a Class of Nonlinear Ordinary Differential Equations", D. Biles, M.
Robinson, and J. Spraker,  Complex Variables, Vol. 48, No. 2, (2003), pp. 143-154.

13.  "Fixed Point Approaches to the Solution of Integral Inclusions" D. Biles, M. Robinson,
and J. Spraker, Topological Methods in Nonlinear Analysis, Vol. 25 (2005), pp. 297-311

14. "Nystrom Methods and Singular Second Order Differential Equations", with D. Benko, D. Biles, M. Robinson, and J. Spraker, Computers and Mathematics with Applications, Vol. 56, Issue 8, (2008) pp.1975-1980.

15. "Numerical Approximation for Singular Second Order Differential Equations", D. Benko, D. Biles, M. Robinson, and J.Spraker, Mathematical and Computer Modelling, Issue 49, (2009) pp. 1109-1114

16. "Analytic Solutions for a Class of Functional Differential Equations", D. C. Biles and J. S. Spraker, accepted for publication in International Journal Mathematical Manuscripts (2011).

17. "Existence of Positive Solutions for a Fourth Order Differential Inclusion", D. C. Biles and J. S Spraker, Differential Equations and Applications, 4, 2012, 539-546.

18. "Uniqueness for Second Order Differential Equations", D.C. Biles and J. S. Spraker, Monatshefte fur Mathematik, July 2014, (DOI): 10.1007/s00605-014-0661-z.

19. "Positive Solutions for a Fourth Order Differential Inclusion with Boundary Values", Differential Equations and Applications, Vol. 8, No. 1 pp. 21-31 (2016).

20. "Results on Uniqueness of Solutions for a Generalized Second Order Differential Equation", with D. Biles, Accepted for Publication in the Journal of the Kentucky Academy of Science, (2016).

21. "Solutions for a Second-order Delay Differential Inclusion with Boundary Values", Differential Equations and Applications, Vol 9, No. 4, pp,542-553 (2017)..

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