@article{DAN_1973_210_6_a0,
     author = {R. V. Ambartzumian},
     title = {On the solution of the {Buffon--Sylvester} problem in $R^3$},
     journal = {Doklady Akademii Nauk},
     pages = {1257--1260},
     publisher = {mathdoc},
     volume = {210},
     number = {6},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_210_6_a0/}
}