@incollection{MSMF_1980_2_2__73_0,
     author = {Razar, M. J.},
     title = {Some functions related to the derivatives of the {L-series} of an elliptic curve at s=1},
     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 = {73--74},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {2},
     year = {1980},
     doi = {10.24033/msmf.283},
     zbl = {0491.12011},
     url = {http://archive.numdam.org/articles/10.24033/msmf.283/}
}