Steins;Gate - Comic Fragments: Heiko Sekai no Synopsis - MangaDex

Kaitei Shuujin - MangaDex

Steins;gate: The Complete Manga - By Nitroplus & 5pb (paperback) : Target

Found this cute fanmade Steins Gate manga on pixiv. I translated it from an app, so it's not all good, but is enough to convey what they're actually saying. Link to manga

S-Rank Party Kara Kaikosareta “Jugushi” – “Noroi no Item” Shika Tsukuremasen ga, Sono Seinou wa Artifact-kyuu nari……! Chapter 24 – Komiktap

Steins;Gate (visual novel)/Walkthrough, Steins;Gate Wiki

5Pb. - MangaDex

Steins;Gate: Eigou Kaiki no Pandora Manga Vol.1. Printed in Japan.

Steins;Gate: Eigou Kaiki no Pandora Manga Vol.1 - from JAPAN

Sekaisen Hendouritsu X. 091015%, Steins;Gate Wiki

Steins;Gate! - MangaDex

Read Steins;gate - Eigoukaiki No Pandora Chapter 7 - Mangadex

S-Rank Party Kara Kaikosareta “Jugushi” – “Noroi no Item” Shika Tsukuremasen ga, Sono Seinou wa Artifact-kyuu nari……! Chapter 24 – Komiktap