TY - RPRT TI - Eco-grammar systems: a grammatical framework for studying lifelike interactions. AU - E Csuhaj-Varjú AU - J Kelemen AU - A Kelemenová AU - G Păun PY - 1997 DO - 10.1162/artl.1997.3.1.1 UR - https://pubmed.ncbi.nlm.nih.gov/9090156/ ID - 9090156 ER -