EXISTENCE OF POSITIVE PERIODIC SOLUTIONS FOR TWO KINDS OF NONLINEAR NEUTRAL DIFFERENCE EQUATIONS WITH VARIABLE DELAY Vol. 3(1) Jan 2015, No. 6, pp. 66-76 ABDELOUAHEB ARDJOUNI, AH

EXISTENCE OF PERIODIC SOLUTIONS FOR A SECOND ORDER NONLINEAR NEUTRAL FUNCTIONAL DIFFERENTIAL EQUATION Vol. 2(1) Jan 2014, No. 11, pp. 117-126 ABDELOUAHEB ARDJOUNI, AHCENE DJOUDI

PERIODIC SOLUTIONS FOR A NONLINEAR ITERATIVE FUNCTIONAL DIFFERENTIAL EQUATION AHLEME BOUAKKAZ, ABDELOUAHEB ARDJOUNI AND AHCENE DJOUDI

PERIODIC SOLUTIONS FOR NONLINEAR NEUTRAL DIFFERENCE EQUATIONS WITH VARIABLE DELAY Vol. 1(2) July 2013, No. 15, pp. 285-293 ABDELOUAHEB ARDJOUNI, AHCENE DJOUDI

EXISTENCE OF POSITIVE SOLUTIONS TO A PERIODIC BOUNDARY VALUE PROBLEMS FOR NONLINEAR FRACTIONAL DIFFERENTIAL EQUATIONS AT RESONANCE L. HU, S. ZHANG

EXISTENCE OF POSITIVE SOLUTIONS FOR A NONLINEAR FRACTIONAL DIFFERENTIAL EQUATIONS WITH INTEGRAL BOUNDARY CONDITIONS ABDELHAMID BENMEZAI AND ABDELKADER SAADI

EXISTENCE SOLUTIONS FOR THREE-POINT BOUNDARY VALUE PROBLEM FOR DIFFERENTIAL EQUATIONS MOHAMED HOUAS, MAAMAR BENBACHIR

EXISTENCE OF POSITIVE SOLUTIONS FOR SEMI-POSITONE FRACTIONAL BOUNDARY VALUE PROBLEMS DJAMAL FOUKRACH, TOUFIK MOUSSAOUI AND SOTIRIS K. NTOUYAS

ON THE EXISTENCE, MULTIPLICITY, AND NONEXISTENCE OF POSITIVE PERIODIC SOLUTIONS OF SYSTEMS OF SECOND ORDER DIFFERENTIAL EQUATIONS Vol. 2(1) Jan 2014, No. 7, pp. 72-84 LI HONG BAI

POSITIVE SOLUTIONS FOR NONLINEAR FRACTIONAL RELAXATION DIFFERENTIAL EQUATIONS MALIK BELAID, ABDELOUAHEB ARDJOUNI, AHCENE DJOUDI