@misc{10_4153_CMB_1960_032_0,
     title = {On {Geodesics} of a {Modified} {Riemannian} {Manifold}},
     journal = {Canadian mathematical bulletin},
     pages = {255--261},
     year = {1960},
     volume = {3},
     number = {3},
     doi = {10.4153/CMB-1960-032-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1960-032-0/}
}