Valentin Pavlovich Avidon

• Koėffit͡s︡ienty dli͡a︡ mineralogicheskikh i petrokhimicheskikh pereschetov
• Tablitsy dlia perescheta vesovykh protsentnykh soderzhaniĭ okislov
• Tablit͡s︡y dli͡a︡ perechesta formulʹnykh kolichestv mineralov v vesovye prot͡s︡enty