@article{oai:ismrepo.ism.ac.jp:00032351,
 author = {脇本, 和昌 and Wakimoto, Kazumasa},
 issue = {2},
 journal = {統計数理研究所彙報},
 month = {Dec},
 pages = {133--145},
 title = {Random ベクトルの和の長さの分布について : (3次元と2次元の場合)},
 volume = {16},
 year = {1968}
}