@article{IM2_2016_80_5_a1,
     author = {O. Amini and S. J. Bloch and J. I. Burgos Gil and J. Fres\'an},
     title = {Feynman amplitudes and limits of heights},
     journal = {Izvestiya. Mathematics },
     pages = {813--848},
     publisher = {mathdoc},
     volume = {80},
     number = {5},
     year = {2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2016_80_5_a1/}
}