@inproceedings{Kidonakis:2022L3, author = "Kidonakis, Nikolaos", title = "{Top-quark production at approximate N3LO}", doi = "10.22323/1.398.0465", booktitle = "Proceedings of The European Physical Society Conference on High Energy Physics {\textemdash} PoS(EPS-HEP2021)", year = 2022, volume = "398", pages = "465" }