CÍGLER, P., HAVLÍK, J., HRUBÝ, M., KUČKA, J. Method of production of irradiated particles. Patentový spis US12005416. 11. 6. 2024. Dostupné z: https://worldwide.espacenet.com/patent/search/family/063273431/publication/US12005416B2?q=US12005416B2