@article{DAN_1962_145_3_a17,
     author = {I. I. Artobolevsky},
     title = {Curvature of linearly enveloping cycloidal curves},
     journal = {Doklady Akademii Nauk},
     pages = {541--544},
     publisher = {mathdoc},
     volume = {145},
     number = {3},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1962_145_3_a17/}
}