diff --git a/content/zettels/linear_guides.md b/content/zettels/linear_guides.md
index cff8ce3..38831d2 100644
--- a/content/zettels/linear_guides.md
+++ b/content/zettels/linear_guides.md
@@ -11,10 +11,11 @@ Tags
 
 ## Manufacturers {#manufacturers}
 
-| Manufacturers                                                                                                              | Country |
-|----------------------------------------------------------------------------------------------------------------------------|---------|
-| [Bosch Rexroth](https://www.boschrexroth.com/en/xc/products/product-groups/linear-motion-technology/topics/linear-guides/) | Germany |
-| [THK](https://www.thk.com/?q=eng/node/231)                                                                                 | Japan   |
+| Manufacturers                                                                                                              | Country     |
+|----------------------------------------------------------------------------------------------------------------------------|-------------|
+| [Bosch Rexroth](https://www.boschrexroth.com/en/xc/products/product-groups/linear-motion-technology/topics/linear-guides/) | Germany     |
+| [THK](https://www.thk.com/?q=eng/node/231)                                                                                 | Japan       |
+| [PM](https://www.pm.nl/en)                                                                                                 | Netherlands |
 
 
 ## Different Technologies {#different-technologies}
@@ -26,4 +27,5 @@ Tags
 
 ## Bibliography {#bibliography}
 
-<./biblio/references.bib>
+<style>.csl-entry{text-indent: -1.5em; margin-left: 1.5em;}</style><div class="csl-bib-body">
+</div>