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Mat. Sbornik , 89, 1972, 312-322.


L. Vaserstein, `Structure of the classical arithmetic groups of rank > 1,'
Mat. Sbornik, 91, 1973, 445-470.


L. Vaserstein, `Ramsey's theorem and the Waring's Problem for algebras over fields,'
Proceedings of the workshop on the arithmetic of function fields, Ohio State University, Walter de Gruyter, 1992.


F. Grunewald, J. Mennicke and L. Vaserstein, `On the groups SL2(Z[x]) and SL2(k[x,y])',
Israel Journal of Mathematics, 86, 157-194.


W. Conn and L. Vaserstein, `On the sums of three integral cubes',
Proceedings of the Rademacher Conference, Amer. Math. Soc. Contemp. Math., 166, 1994, 285-294.