Não informado. (1971). Journal of the Operations Research Society of Japan. Operations Research Society of Japan.
Chicago-referens (17:e uppl.)Não informado. Journal of the Operations Research Society of Japan. Tokyo: Operations Research Society of Japan, 1971.
MLA-referens (8:e uppl.)Não informado. Journal of the Operations Research Society of Japan. Operations Research Society of Japan, 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.