Solid Codes. - Helmut Jürgensen; S. S. Yu (J. Inf. Process. Cybern., 1990)

A characterization of intercodes. - S. S. Yu (Int. J. Comput. Math., 1990)

Relations on free monoids, their independent sets, and codes. - Helmut Jürgensen; S. S. Yu (Int. J. Comput. Math., 1991)

Monogenic e-closed languages and dipolar words. - Huei-Jan Shyr; S. S. Yu; Gabriel Thierrin (Discret. Math., 1994)

d-minimal Languages. - S. S. Yu (Discret. Appl. Math., 1998)

A characterization of local regular languages. - S. S. Yu (Discret. Math., 1998)

Properties of Fibonacci languages. - S. S. Yu; Yu-Kuang Zhao (Discret. Math., 2000)

Palindrome words and reverse closed languages. - S. S. Yu (Int. J. Comput. Math., 2000)

Post-plus languages. - S. S. Yu (Theor. Comput. Sci., 2001)

Word Operation Closure and Primitivity of Languages. - H. K. Hsiao; C. C. Huang; S. S. Yu (J. Univers. Comput. Sci., 2002)

The Disjunctivities of w-languages. - Y. T. Yeh; S. S. Yu (Discret. Appl. Math., 2003)

Word-paired catenations of regular languages. - H. K. Hsiao; S. S. Yu; Yu-Kuang Zhao (Discret. Math., 2004)

A note of ins-primitive words. - H. K. Hsiao; Y. T. Yeh; S. S. Yu (Int. J. Comput. Math., 2004)

Word-paired insertions of languages. - H. K. Hsiao; S. S. Yu; Yu-Kuang Zhao (Int. J. Comput. Math., 2004)

Languages and P0L schemes. - H. K. Hsiao; Y. T. Yeh; S. S. Yu (Int. J. Comput. Math., 2005)

Dependences related to strict binary relations. - H. K. Hsiao; Y. T. Yeh; S. S. Yu (Theor. Comput. Sci., 2005)

Prefix-primitivity-preserving homomorphisms. - C. C. Huang; S. S. Yu (Discret. Math., 2008)

The decodability and correctability of codes. - H. K. Hsiao; Hsiu-Hsia Lin; S. S. Yu (Int. J. Comput. Math., 2010)