@article{Mertsch:2021ov, author = "Mertsch, Philipp and Sarkar, Subir and Vittino, Andrea", title = "{Explaining cosmic ray antimatter with secondaries from old supernova remnants}", doi = "10.22323/1.395.0144", journal = "PoS", year = 2021, volume = "ICRC2021", pages = "144" }