<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE qgisgrassmodule SYSTEM "http://mrcc.com/qgisgrassmodule.dtd"> <qgisgrassmodule label="Calculate univariate statistics of vector map features" module="v.univar"> <option key="map" typeoption="type"/> <field key="column" layer="input" type="integer,double" label="Attribute field" /> </qgisgrassmodule>