On the decidability of the theory of free groups (in Russian) = К Вопросу О Раэрещимости Теории Свободной Группы. - G. S. Makanin (FCT, 1985)

Investigations on Equations in a Free Group. - G. S. Makanin (IWWERT, 1990)

On General Solution of Equations in a Free Semigroup. - G. S. Makanin (IWWERT, 1991)

On General Solution of Word Equations. - G. S. Makanin; Habib Abdulrab (Results and Trends in Theoretical Computer Science, 1994)

Formal Parametric Equations. - G. S. Makanin; Habib Abdulrab; M. N. Maksimenko (FCT, 1995)

Functions for the General Solution of Parametric Word Equations. - G. S. Makanin; Habib Abdulrab; Pavel Goralcik (LFCS, 1997)

Parametrisation of solutions of parametric equation in free monoid. - G. S. Makanin; Tatiana A. Makanina (Theor. Comput. Sci., 2000)

Towards parametrizing word equations. - Habib Abdulrab; Pavel Goralcik; G. S. Makanin (RAIRO Theor. Informatics Appl., 2001)