VOLUME 25 2020 NUMBER 1

Jürgen Dassow:
Lindenmayer Systems with Control by Ideals and Codes3–20
Sigrid Ewert, Daria Sergeevna Tkachova:
Necessary Conditions for Subclasses of Random Context Galleries21–35
Radim Kocman, Zbyněk Křivka, Alexander Meduna:
General CD Grammar Systems and Their Simplification37–54
Stavros Konstantinidis:
Every Regular Bifix Code is a Finite Union of Regular Infix Codes55–59
Toufik Mansour, Matthias Schork, Armend Sh. Shabani:
Restricted Lego Towers61–76