@article{Aleksejevs:2019G9, author = "Aleksejevs, Aleksandrs and Barkanova, Svetlana", title = "{Dispersive Two-Loop Calculations: Methodology and Applications}", doi = "10.22323/1.367.0090", journal = "PoS", year = 2019, volume = "LeptonPhoton2019", pages = "090" }