List of measures in <continuous> section
        Example: ["simulated EIR", "GVI coverage"]
        :rtype: list

def continuous(self):
        """
        List of measures in <continuous> section
        Example: ["simulated EIR", "GVI coverage"]
        :rtype: list
        """
        list_of_measures = []
        if self.et.find("continuous") is None:
            return list_of_measures
        return self._get_measures(self.et.find("continuous"))