@article{JRAM_1997__492_153955,
     author = {Chad Schoen and Jaap Top and Joe Buhler},
     title = {Cycles, {L-functions} and triple products of elliptic curves.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {93--134},
     publisher = {mathdoc},
     volume = {492},
     year = {1997},
     zbl = {0914.11039},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1997__492_153955/}
}