Simultaneous error detection at two levels of syntactic annotation. - Adam Przepiórkowski; Michal Lenart (LAW@ACL, 2012)

Web Service integration platform for Polish linguistic resources. - Maciej Ogrodniczuk; Michal Lenart (LREC, 2012)

A Multi-purpose Online Toolset for NLP Applications. - Maciej Ogrodniczuk; Michal Lenart (NLDB, 2013)

Annotation tools for syntax and named entities in the National Corpus of Polish. - Jakub Waszczuk; Katarzyna Glowinska; Agata Savary; Adam Przepiórkowski; Michal Lenart (Int. J. Data Min. Model. Manag., 2013)