@article{BMMS_2011_34_2_a10,
     author = {Neculai Andrei},
     title = {Open {Problems} in {Nonlinear} {Conjugate} {Gradient} {Algorithms} for {Unconstrained} {Optimization}},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {2011},
     volume = {34},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/BMMS_2011_34_2_a10/}
}