Algebraic notation.
Translation and revision of: 'Debiut 1.b2-b4 (debiut Sokol'skogo)' / by A.P. Sokolskiĭ. Minsk : Gos. izd-vo BSSR, 1963.
1 b4 Sokolsky opening by David N. L. Levy. ISBN 0900928972. Published by Chess Player in 1977. Publication and catalogue information, links to buy online and reader comments.