VDI-Z. 
 Zeitschrift des Vereins Deutscher Ingenieure  VDI Zeitschrift 

 - Düsseldorf :  VDI. 
<br/><br/><label>ISSN: </label>00421766 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical engineering--Periodicals.<br/>Metal-work--Periodicals.