Drochnev Ya.G.,  Nefedov A.A.,  Romanovskiy G.G. i dr. Tekhnologiya podsochki sosny s sernoy kislotoy./Drochnev Ya.G.,  Nefedov A.A.,  Romanovsky G.G. et al. The technology of pinewood with sulphuric acid. In Russian - landofmagazines.com

TransliterationDrochnev Ya.G., Nefedov A.A., Romanovskiy G.G. i dr. Tekhnologiya podsochki sosny s sernoy kislotoy.

In EnglishDrochnev Ya.G., Nefedov A.A., Romanovsky G.G. et al. The technology of pinewood with sulphuric acid. In Russian

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