Biblio
, “POSITIVE PERIODIC SOLUTIONS FOR FIRST ORDER FUNCTIONAL DIFFERENTIAL EQUATIONS”, Communications in Applied Analysis, vol. 14, no. 4, p. 462, 2010.
, “CONDITIONS FOR EXISTENCE OF POSITIVE SOLUTIONS OF FIRST ORDER BOUNDARY VALUE PROBLEMS WITH DELAY AND NONLINEAR NONLOCAL BOUNDARY CONDITIONS AND APPLICATION TO HEMATOPOIESIS”, Communications in Applied Analysis, vol. 21, no. 1, p. 18, 2017.
]