@article{10_5817_AM2022_5_339,
     author = {Wasilewicz, Micha{\l} Andrzej},
     title = {Elementary relative tractor calculus for {Legendrean} contact structures},
     journal = {Archivum mathematicum},
     pages = {339--347},
     publisher = {mathdoc},
     volume = {58},
     number = {5},
     year = {2022},
     doi = {10.5817/AM2022-5-339},
     mrnumber = {4529823},
     zbl = {07655752},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.5817/AM2022-5-339/}
}