https://vital.lib.tsu.ru/vital/access/manager/Index en-us 5 The 5-(isopropylidene)-2-thiobarbituric acid: Preparation, crystal structure, thermal stability and IR-characterization https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000492742 Mon 17 Dec 2018 09:56:05 KRAT ]]>