@article{AM2_1983__26_136999,
     author = {Masakazu Jimbo},
     title = {A recursive construction of 1-rotational {Steiner} 2-designs.},
     journal = {Aequationes mathematicae},
     pages = {184--190},
     publisher = {mathdoc},
     volume = {26},
     year = {1983},
     zbl = {0572.05015},
     url = {http://geodesic.mathdoc.fr/item/AM2_1983__26_136999/}
}