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19 research outputs found

Immunoglobulin G4-related sclerosing cholecystitis presenting as gallbladder cancer: a case report

Author: Ayaka Tsuboi
Emi Ota
Hideki Asakawa
Hideto Ito
Kazuhito Mita
Keiichi Fujino
Kodai Takahashi
Masatoshi Hashimoto
Sigeru Okamoto
Takashi Hayashi
Toshio Katsube
Publication venue: Springer Nature
Publication date: 01/01/2015
Field of study

Springer - Publisher Connector

Partially Ordered Sets and Semi-simplicial Complexes

Author: OKAMOTO Sigeru
Publication venue: Faculty of Science, Ibaraki University
Publication date: 21/02/2020
Field of study

Institutional Repositories DataBase (IRDB)

Partially ordered sets and semi-simplicial complexes II Regular complexes

Author: OKAMOTO Sigeru
Publication venue: Faculty of Science, Ibaraki University
Publication date: 21/02/2020
Field of study

Institutional Repositories DataBase (IRDB)

Partially Ordered Sets and Semi-simplicial Complexes

Author: OKAMOTO Sigeru
Publication venue: 茨城大学理学部数学教室
Publication date: 01/01/1972
Field of study

Repository of Open access Scholarly E-collections

Note on Software II Operating System OS/F

Author: NAKAMURA Yosiaki
OKAMOTO Sigeru
Publication venue: Faculty of Science, Ibaraki University
Publication date: 21/02/2020
Field of study

Institutional Repositories DataBase (IRDB)

General Elementary Matrices: Properties and Applications

Author: OKAMOTO Sigeru
OSHIMA Kunio
Publication venue: Faculty of Science, Ibaraki University
Publication date: 21/02/2020
Field of study

Institutional Repositories DataBase (IRDB)

On the Submultiplicative classes : Dedicated to Professor Kentaro MURATA on his 60th birthday

Author: OKAMOTO Sigeru
OSHIMA Kunio
Publication venue: Faculty of Science, Ibaraki University
Publication date: 21/02/2020
Field of study

Institutional Repositories DataBase (IRDB)

Note on Software III. Interpreter MACRO/2 and MACRO/3

Author: NAKAMURA Yoshiaki
OKAMOTO Sigeru
Publication venue: Faculty of Science, Ibaraki University
Publication date: 21/02/2020
Field of study

Institutional Repositories DataBase (IRDB)

Note on Software I Operating System OS/80

Author: NAKAMURA Yoshiaki
OKAMOTO Sigeru
Publication venue: Faculty of Science, Ibaraki University
Publication date: 21/02/2020
Field of study

Institutional Repositories DataBase (IRDB)

The editor ef

Author: HATSUSE Kohei
INOUE Ryoichi
NAKAMURA Yosiaki
OKAMOTO Sigeru
Publication venue: 茨城大学理学部数学教室
Publication date: 01/01/1986
Field of study

Repository of Open access Scholarly E-collections

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