def getTroveTroves(self, l, weakRefs = False, justPresent = False,
                           pristineOnly = True):
        """
        Return the troves which the troves in l include as strong references.
        If weakRefs is True, also include the troves included as weak
        references. If justPresent is True, only include troves present
        in the database. If pristineOnly is True, inferred references aren't
        included.
        """
        return self._getTroveInclusions(l, True, weakRefs = weakRefs,
                                        justPresent = justPresent,
                                        pristineOnly = pristineOnly)