Toposław - A Lexicographic Framework for Multi-word Units. - Malgorzata Marciniak; Agata Savary; Piotr Sikora; Marcin Wolinski (LTC, 2009)

The kinematograph. - Tomek Baginski; Piotr Sikora; Jarek Sawko (SIGGRAPH ASIA (Computer Animation Festival), 2010)

Online Service for Polish Dependency Parsing and Results Visualisation. - Alina Wróblewska; Piotr Sikora (IIS, 2013)

The Proxy-Status HTTP Response Header Field. - Mark Nottingham; Piotr Sikora (RFC, 2022)