van Rens TJG (ed.): Electric and Electromagnetic Stimulation of Bone Growth. Reconstruction Surgery and Traumatology, volume 19; Karger, Basel; 118-122; ISBN 978-3-8055-3939-5
1985,
Fontanesi G, Dal Monte A, Cadossi R, Ciancecchi F, Lorenzelli R, Virgilli B, Traina GC, Rotini R, Rinaldi E, Poli G, Tatraglia I, Marenghi P, Mammi GI