@misc{weko_4613_1,
   title	 = "Synthesis, electrochemical investigation and EPR spectroscopy of a reversible four-stage redox system based on mesoionic 5,5'-azinobis(1,3-diphenyltetrazole) and related mesoionic compounds",
   howpublished	 = "application/pdf",
   month	 = "jan",
   year 	 = "1999"
}