Kallmeyer, Laura. “Extraposed Relative Clauses in Role and Reference Grammar. An Analysis Using Tree Wrapping Grammars”. Journal of Language Modelling 9, no. 2 (December 28, 2021): 225–290. Accessed April 27, 2024. https://jlm.ipipan.waw.pl/index.php/JLM/article/view/255.