Bieluk, J. (2021) “Pledge on shares in companies that are owners or perpetual usufructuaries of agricultural real estate – a paradox of Clause 3a of Article 3a of the Act on shaping the agricultural system”, Przegląd Prawa Rolnego, (1(28), pp. 59–68. doi: 10.14746/ppr.2021.28.1.3.