TY - RPRT TI - Powder diffraction crystal structure analysis using derivative difference minimization: example of the potassium salt of 1-(tetrazol-5-yl)-2-nitroguanidine. AU - Leonid A Solovyov AU - A M Astachov AU - M S Molokeev AU - A D Vasiliev PY - 2005 DO - 10.1107/s0108768105015004 UR - https://pubmed.ncbi.nlm.nih.gov/16041093/ ID - 16041093 ER -