Sallay, Péter, Nikolett Szilágyi, István Csontos, and György Keglevich. 2009. “A Study on the Equilibrium Reaction of Benzaldehyde and Sodium Bisulphite by in Situ Fourier Transform IR Spectroscopy”. Periodica Polytechnica Chemical Engineering 53 (1):9-12. https://doi.org/10.3311/pp.ch.2009-1.02.