@incollection{MSMF_1980_2_2__21_0,
     author = {Chudnovsky, G. V.},
     title = {Constructive and non-constructive methods of proofs of irrationality and transcendency and algebraic independence of periods of abelian varieties},
     booktitle = {Fonctions ab\'eliennes et nombres transcendants},
     editor = {Bertrand, Daniel and Waldschmidt, Michel},
     series = {M\'emoires de la Soci\'et\'e Math\'ematique de France},
     pages = {21--22},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {2},
     year = {1980},
     doi = {10.24033/msmf.275},
     mrnumber = {83k:10064},
     zbl = {0448.10026},
     url = {http://archive.numdam.org/articles/10.24033/msmf.275/}
}