@article{MS2_1990__66_1_167109,
     author = {L.L. Stach\'o},
     title = {On the spectrum of inner derivations in partial {Jordan} triples.},
     journal = {Mathematica Scandinavica},
     pages = {242--248},
     publisher = {mathdoc},
     volume = {66},
     number = {1},
     year = {1990},
     zbl = {0756.46038},
     url = {http://geodesic.mathdoc.fr/item/MS2_1990__66_1_167109/}
}