Joined Cases C-19/90 and 20/90, M. Karella and N. Karellas v. Ypourgos viomichanias, energias kai technologias, Organismos Anasygkrotiseos Epicheiriseon AE, P - Common Market Law Review View Joined Cases C-19/90 and 20/90, M. Karella and N. Karellas v. Ypourgos viomichanias, energias kai technologias, Organismos Anasygkrotiseos Epicheiriseon AE, P by Ernst Steindorff,Anastasia Samara-Krispis - Common Market Law Review Joined Cases C-19/90 and 20/90, M. Karella and N. Karellas v. Ypourgos viomichanias, energias kai technologias, Organismos Anasygkrotiseos Epicheiriseon AE, P Ernst Steindorff Anastasia Samara-Krispis 29 3 Common Market Law Review