Langs, D A <br/><br/>
Ab initio direct methods: practical advice for getting beyond the first 300 atoms.  [electronic resource] 

 -  Acta crystallographica. Section D, Biological crystallography  Jan 1993 
 - 158-67 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0907-4449 
<br/><br/><label>Standard No.: </label>10.1107/S0907444992006231  doi