RICHNÁK, Patrik. The EU Ecolabel as a Tool for Environmental Sustainability. In Generic, Convergence and Model Approaches of Environmental Production and Logistics in Business Development in Slovakia III. : Proceedings of Scientific Papers. - České Budějovice : Vysoká škola evropských a regionálních studií, 2025. ISBN 978-80-7556-159-6, pp. 65-81. VEGA 1/0465/23.