5.4.2.1.unit_with_variable_ref.cellml

<?xml version="1.0" encoding="UTF-8"?>
<!-- CellML Test Suite. https://github.com/MichaelClerx/cellml-validation -->
<!-- CellML 1.0, 5.4.2.1: A unit cannot contain a variable_ref -->
<model name="unit_with_variable_ref"
       xmlns="http://www.cellml.org/cellml/1.0#">
  <component name="A">
    <variable name="x" units="dimensionless" />
    <units name="wooster">
      <unit units="volt">
        <variable_ref variable="x">
          <role role="modifier" />
        </variable_ref>
      </unit>
    </units>
  </component>
</model>