remove empty bibliography

content/zettels/sensor_fusion.md

@@ -8,9 +8,3 @@ subcategory = "Sensor and Actuator Fusion"
 
 Tags
 : [Actuator Fusion]({{< relref "actuator_fusion.md" >}}), [Complementary Filters]({{< relref "complementary_filters.md" >}}), [Sensors]({{< relref "sensors.md" >}})
-
-
-## Bibliography {#bibliography}
-
-<style>.csl-entry{text-indent: -1.5em; margin-left: 1.5em;}</style><div class="csl-bib-body">
-</div>