@incollection{boumalabsil2011rtrmc,
    title={{RTRMC: A Riemannian trust-region method for low-rank matrix completion}},
    author={Boumal, N. and Absil, P.-A.},
    booktitle={Advances in Neural Information Processing Systems 24 ({NIPS})},
    editor={J. Shawe-Taylor and R.S. Zemel and P. Bartlett and F.C.N. Pereira and K.Q. Weinberger},
    pages={406--414},
    year = {2011}
}