Graph representation of context-free grammars - Alex Shkotin (CoRR, 2007)

Program structure - Alex Shkotin (CoRR, 2009)

Towards OWL-based Knowledge Representation in Petrology - Alex Shkotin; Vladimir Ryakhovsky; Dmitry Kudryavtsev (CoRR, 2011)

Quantifiers metamorphoses. Generalizations, variations, algorithmic semantics. - Alex Shkotin (CoRR, 2019)