@article{NUMA_1975__25_132367,
     author = {G.W. Stewart},
     title = {The {Economical} {Storage} of {Plane} {Rotations.}},
     journal = {Numerische Mathematik},
     pages = {137--138},
     year = {1975},
     volume = {25},
     zbl = {0319.65033},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1975__25_132367/}
}