remove empty bibliography

content/zettels/wheatstone_bridge.md

@@ -18,9 +18,3 @@ They are used to read various sensors:
 <a id="figure--fig:wheatstone-bridge"></a>
 
 {{< figure src="/ox-hugo/wheatstone_bridge.jpg" caption="<span class='figure-number'>Figure 1: </span>Electrical schematic of a Wheatstone bridge" >}}
-
-
-## Bibliography {#bibliography}
-
-<style>.csl-entry{text-indent: -1.5em; margin-left: 1.5em;}</style><div class="csl-bib-body">
-</div>