L. Piotrowska, “Unjustified – Against the Background of the Constitutional Principle of Equal Protection of Property Rights – Differentiation of the Protection of Property Rights of the Owner or Perpetual Usufructuary of Real Estate When Determining the Amount of Compensation for a Decrease in the Value of Real Estate in Connection with the Entry into Force of the Local Spatial Development Plan or its Amendment: voice in the discussion”, EPPiSM, no. 3/2024/71, pp. 45–68, Sep. 2024.