[1]
Z. CSŰRÖS, G. DEÁK, and P. SALLAY, “INVESTIGATION OF THE PREPARATION OF 2,4,6-TRIARYL-PYRYLIUM FLUOROBORATES FROM AROMATIC ALDEHYDES AND ARYL METHYL KETONES. I. THIN LAYER CHROMATOGRAPHY TESTING OF THE REACTION”, Period. Polytech. Chem. Eng., vol. 16, no. 1, pp. 3–6, Jan. 1972.