What manga chapter does Gokukoku No Brynhildr anime end on

I want to pick up the manga from where the anime left off, what chapter or volume should I start at?

brynhildr in the darkness - What is the name of the anime this pink-haired girl is from? - Anime & Manga Stack Exchange

DISC] Gokukoku no Brynhildr (143) : r/manga

Read Gokukoku No Brynhildr Chapter 54 - Mangadex

Gokukoku no Brynhildr – 13 [END] – METANORN

Brynhildr in the Darkness Anime's TV Ad Outlines Story - News - Anime News Network

Brynhildr in the Darkness Anime's TV Ad Outlines Story - News - Anime News Network

The Roundup: Spring 2014 Volume 9

Gokukoku no Brynhildr – 07 – RABUJOI – An Anime Blog

Gokukoku No Brynhildr 181 - Gokukoku No Brynhildr Chapter 181 - Gokukoku No Brynhildr 181 english

Which manga are you currently reading and what is it about? - Quora