Trzebiatowski, M. 2015. An offer and an advertisement as forms of dissemination of a work in light of Article 4 clause 1 of Directive 2001/29/EC – obviousness or a dilemma?. Ruch Prawniczy, Ekonomiczny i Socjologiczny. 77, 2 (Jan. 2015), 155–175. DOI:https://doi.org/10.14746/rpeis.2015.77.2.11.