Liposomes modified by mono- and bis-phthalocyanines: A comprehensive EPR studyDariusz Man, Rudolf Słota, Anna Kawecka, Grzegorz Engel and Gabriela DyrdaEur. Phys. J. E, 40 6 (2017) 63DOI: https://doi.org/10.1140/epje/i2017-11550-4