@article{19843053, title={Purification and Properties of β-Galactosidases from Bacillus circulans}, author={Zahid MOZAFFAR and Kazuhiro NAKANISHI and Ryuichi MATSUNO and Tadashi KAMIKUBO}, journal={Agricultural and Biological Chemistry}, volume={48}, number={12}, pages={3053-3061}, year={1984}, doi={10.1271/bbb1961.48.3053} }