Klapötke, Thomas M Synthesis and Investigation of 2,6-Bis(picrylamino)-3,5-dinitro-pyridine (PYX) and Its Salts. [electronic resource] - Chemistry (Weinheim an der Bergstrasse, Germany) Jun 2016 - 8619-26 p. digital Publication Type: Journal Article ISSN: 1521-3765 Standard No.: 10.1002/chem.201600769 doi