Bi2Sr2CuO6+δ/ACuO2 (A = Ca,Sr) superconducting multilayers obtained by molecular beam epitaxy, Salvato, M., Attanasio C., Carbone G., Di Luccio Tiziana, Prischepa S.L., Russo R., and Maritato L. , Physica C: Superconductivity and its Applications, Volume 316, Number 3, p.215-223, (1999)

Superconductivity in Bi2Sr2(Sr,Ca)CuOi multilayers obtained by molecular beam epitaxy, Salvato, M., Attanasio G., Carbone G., Di Luccio Tiziana, Prischepa S.L., Russo R., and Maritato L. , IEEE Transactions on Applied Superconductivity, Volume 9, Number 2 PART 2, p.2006-2009, (1999)