10401 - Proceedings of the 18th Symposium on Ring theory : Held at the Sansen-Sô, Yamaguchi July 29-31, 1985
Oshiro, Kiyoichi (Ed.)

Cote : [16 OSH 85-18]

10402 - Proceedings of the 19th symposium on ring theory : held at Shinshu University, Matsumoto, August 21-23, 1986
Iwanaga, Yasuo (Ed.)

Cote : [16 IWA 86-19]

10403 - Proceedings of the 20th symposium on ring theory
Marubayashi, Hidetoshi (1941-....) (Ed.)

Cote : [16 MAR 87-20]

10404 - Proceedings of the 21st Symposium on Ring theory, held at Hirosaki University, Hirosaki
Motose, Kaoru (Ed.)

Cote : [16 MOT 89-21]

10405 - Proceedings of the 22nd Symposium on Ring theory : held at Hokkaido University, Sapporo August 2 - 4, 1989
Sugano, Kozo (Ed.)

Cote : [16 SUG 89-22]

10406 - Proceedings of the 23rd symposium on ring theory. Held at Chiba University, Chiba September 23 - 25, 1990
Koshitani, Shigeo (Ed.)

Cote : [16 KOS 90-23]

10407 - Proceedings of the 24th Symposium on Ring theory : held at Osaka City University, Osaka August 2 - 4, 1991
Sumioka, Takeshi (Ed.)

Cote : [16 SUM 91-24]

10408 - Proceedings of the 25th Symposium on Ring theory : held at Shinshu University, Matsumoto, August 1-3, 1992
Tsushima, Yukio (Ed.)   /   Watanabe, Yutaka (Ed.)

Cote : [16 TSU 92-25]

10409 - Proceedings of the 26th symposium on Ring theory : held at Tokyo Gakugei University, Tokyo August 1 - 3, 1993
Masaike, Kanzo (Ed.)   /   Yamagata, Kunio (Ed.)

Cote : [16 MAS 93-26]

10410 - Proceedings of the 27th Symposium on Ring theory : held at Yamaguchi University, Yamaguchi July 23 - 25, 1994
Oshiro, Kiyoichi (Ed.)   /   Yamaguchi University (Ed.)

Cote : [16 OSH 94-27]