Add maintainer

README.md

@@ -132,3 +132,9 @@ CSV containig list of mirror journals.
 | -------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- | -------- |
 | Elsevier | Title | 2590-1613 | https://xyz.ab | https://doaj.org/ | Title | ja | 0301-2115 | Ja (discontinued) | 2022 | 25.07.2022 |
 | Elsevier | Title | 2590-1614 | https://xyz.ab | https://doaj.org/ | Title | ja | 0301-2116 | Ja |  | 25.07.2022 |
+
+## Maintainer
+
+If you have any questions or encounter any problems, please do not hesitate to contact us.
+
+- [Beatrycze Volk](https://git.slub-dresden.de/kmiec)