What is the abbreviation for Transactions the institute electronics information communication engineers d ii?

Looking for the shorthand of Transactions the institute electronics information communication engineers d ii or how to abbreviate it? We have 2 shorthands for Transactions the institute electronics information communication engineers d ii.

TRANS INST ELECTRON INF COMMUN ENG D-I — Transactions of the Institute of Electronics, Information and Communication Engineers D-II
TRANS INST ELECTRON INF COMMUN ENG D-II — Transactions of the Institute of Electronics, Information and Communication Engineers D-Ii