Mahwish Batool and Ibrar Hussain, "Null and Time-like Geodesics of the Schwarzschild Black Hole with String Cloud Background", International Journal of Modern Physics D, Vol. 26, No. 4, pp. 1741005, 2017.
I Hussain, S Ali, "Marginally Stable Circular Orbits in the Schwarzschild Black Hole Surrounded by Quintessence Matter", European Physical Journal Plus, Vol. 131, pp. 275, Aug, 2016.
S. Ali, I. Hussain, "A study of positive energy condition in Bianchi V spacetimes via Noether symmetries", Eur. Phys. J. C, Vol. 76, No. 63, Feb, 2016.
Ibrar Hussain, Mubasher Jamil, Bushra Majeed, "A Slowly Rotating Black Hole in Horava-Lifshitz Gravity and a 3+1 Dimensional Topological Black Hole: Motion of Particles and BSW Mechanism", Int. J. Theo. Phys., Vol. 54, No. 5, pp. 1567, May, 2015.
I. Hussain, S. Ali, "Effect of a Quintessence Model on the Energy of the Reissner-Nordstrom Black Hole", Gen. Relativ. Gravit., Vol. 47, No. 3, pp. 34, Mar, 2015.
Saqib Hussain, Ibrar Hussain, Mubasher jamil, "Dynamics of a charged particle around a slowly rotating Kerr black hole immersed in magnetic field", The European Physical Journal C, Vol. 74, pp. 3210, Dec, 2014.
Ibrar Hussain, "Energy of a Slowly-Rotating Black hole in The Horava-Lifshitz Gravity by Using Approximate Lie Symmetry Methods", Journal of the Korean Physical Society, Vol. 65, No. 6, pp. 879, Sep, 2014.
Ibrar Hussain, Ujjal Debnath Surajit Chattopadhyay, Mubasher Jamil, and Ratbay Myrzakulov , "Generalized Second Law of Thermodynamics for FRW Cosmology with Power Law Entropy Correction", Euro. Phys. J. C, Vol. 72, pp. 1875, 2012.
Ibrar Hussain, "Collision Energy in the Centre-of-Mass Frame for Rotating and Accelerating Black Holes", Mod. Phys. Lett. A, Vol. 27, pp. 1250017, 2012.
Ibrar Hussain, " Centre-of-Mass Energy of Colliding Particles in the Background of Charged Black Strings", J. Phys. Conf. Ser.,, Vol. 354, pp. 012007, 2012.
Ibrar Hussain, "Black Holes and Collision Energy in the Centre-of-Mass Frame", Mod. Phys. Lett. A, Vol. 27, pp. 1250068, 2012.
Ibrar Hussain, F. M. mahomed, "Noether Gauge Symmetry Approach in Gauss-Bonnet Dilatonic Theory of Gravity", Cand. J. Phys., Vol. 90, pp. 467, 2012.
Ibrar Hussain , "Cosmic Evolution in Brans-Dicke Chameleon Cosmology", Euro. Phys. J. Plus., , Vol. 126, pp. 80, Sep, 2011.
Ibrar Hussain, Mubasher Jamil and F. M. Mahomed, "Noether Gauge Symmetry Approach in f(R) Gravity", Astrophys. Spa. Sci. , Vol. 337, pp. 373, Sep, 2011.
Ibrar Hussain, Jamil M M. Umer Farooq, "Thermodynamics of Phantom Energy in the Presence of a Reissner-Nordstrom Black Hole ", Astrophys. Spa. Sci. , Vol. 335, pp. 339, Jun, 2011.
I. Hussain, "Energy in the spacetime field of the charged rotating BTZ black hole via approximate Lie symmetries ", Physica Scripta, Vol. 83, No. 5, pp. 055002, May, 2011.
Ibrar Hussain, "Energy of the Kerr-Newman-AdS Black Hole by Using Approximate Lie Symmetries ", Gen. Rel. Grav, pp. DOI 10.1007/s10714-010-0961-0, Apr, 2011.
Feroze T and Ibrar Hussain, "Noether Symmetries and Conserved Quantities for Spaces with a Section of Zero Crvature", J Geom. and Phys., Vol. 61, No. 3, pp. 658, Mar, 2011.
M Jamil and Ibrar Hussain, "Accretion of Phantom Energy and Generalized Second Law of Thermodynamics for Einstein-Maxwell-Gauss-Bonnet Black Hole", Int. J. Theo. Phys., Vol. 50, No. 2, pp. 465, Feb, 2011.
Ibrar Hussain, F. M. Mahomed, Asghar Qadir, "Approximate Partial Noether Operators of the Schwarzschild Spacetime", J. Nonlinear. Math. Phys, Vol. 17, pp. 13, Mar, 2010.
Ibrar Hussain, "A Note on Noether Symmetries and Conformal Killing Vectors", Gen. Rel. Grav, Vol. 42, No. 08, pp. 1791, Aug, 2009.
Ibrar Hussain, U Camci, Kucukakca, "Curvature and Weyl Collineations of Bianchi V Spacetimes", J. Geom and Phys., Vol. 59, No. 11, pp. 1476, Jul, 2009.
Ibrar Hussain, F. M. Mahomed, Asghar Qadir, "Proposal for Determining the Energy Content of Gravitational Waves by Using Approximate Symmetries of Differential Equations", Phys. Rev. D, Vol. 79, pp. 125014, Jun, 2009.
Ibrar Hussain, F. M. Mahomed, Asghar Qadir, "Approximate Noether Symmetries of the Geodesic Equations for the Charged- Kerr Spacetime and Re-scaling of Energy", Gen. Rel. Grav, Vol. 41, No. 10, pp. 2399, Feb, 2009.
Ibrar Hussain, F. M. Mahomed, Asghar Qadir, "Second-order Approximate Symmetries of the Geodesic Equations for the Reissner-Nordstrom Metric and Re-scaling of Energy of a Test Particle", SIGMA, Vol. 3, pp. 115, Dec, 2007.
Ibrar Hussain, Asghar Qadir, "Approximate Symmetries of Lagrangians for Plane Symmetric Gravitational Wave-like Spacetimes ", Nuovo Cimento B, Vol. 122, pp. 593, Mar, 2007.
Ibrar Hussain, Asghar Qadir, Khalid Saifullah, "Weyl Collineations that are not Curvature Collineations", Int. J. Mod. Phys. D, Vol. 14, pp. 1431, Aug, 2005.
I. Hussain and S. Ali, "Noether Symmetries and f(R) Theory of Gravity", Proceedings of the 13th Marcel Grossmann Meeting, pp. 1313, Feb, 2015, Sweden.
I. Hussain, "Connection between Lie Symmetries, Noether Symmetries and Collinations", Proceedings of the Int. Conf. Relativ. Astrophys., pp. 86, 2015, Pakistan.
Ibrar Hussain, "Noether Symmetries of geodesic Equations in Spacetimes", Proceedings of the 13th Regional conference on Mathematical Physics, pp. , Nov, 2012, Antaya Turkey.
Asghar Qadir, Ibrar Hussain, "Approximate Symmetries and the Energy Content of Spacetimes", Proceedings of the 12 Marcel Grossman Meeting , pp. 1868, Feb, 2012, Paris France.
[Book]Ibrar Hussain, "Definition of Energy in General Relativity via Approximate Symmetries", LAP Lambert Academic Publishing, ISBN 978-3848423927 , Mar, 2012.