{"id":"002053376","type":"article","title":"Prehistoric charcoal graffiti discovered in Katefinska Cave, Czech Republic","publisher":"Cambridge University Press","publisher-place":"New York","pages":"473-480","container-title":"Radiocarbon,  63,2 (2021","author":[{"family":"Golec","given":"Martin"},{"family":"Zajicek","given":"Petr"},{"family":"Svetlik","given":"Ivo"},{"family":"Pachnerova Brabcova","given":"Katerina"}],"issued":{"raw":"2021"}}