1. D. Dyrssen,Svensk Kem. Tidskr. 1955,67, 311.
2. A. T. Rane,J. Scient. Ind. Res. 1984,43, 261.
3. A. T. Rane,J. Inorg. Nucl. Chem. 1980,42, 1520.
4. Yu. A. Bankovskii,Chelate Chemistry of 8-Mercaptoquinoline and Its Derivatives, Izdatelstvo Zinatne, Riga, USSR, 1978; and literature cited therein.
5. D. Kealy, H. Freiser,Anal. Chem. 1966,38, 1577.