Shvartsenberg F.,  Bolley P. Potashnoe proizvodstvo.,  Khimicheskaya pererabotka rastitelnykh i zhivotnykh volokon./Schwarzenberg F.,  Bolley P. Potash Production.,  Chemical Processing of Plant and Animal Fibres. In Russian - landofmagazines.com

TransliterationShvartsenberg F., Bolley P. Potashnoe proizvodstvo., Khimicheskaya pererabotka rastitelnykh i zhivotnykh volokon.

In EnglishSchwarzenberg F., Bolley P. Potash Production., Chemical Processing of Plant and Animal Fibres. In Russian

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