DC squids 1980: The state of the art

R.H. Koch, M.B. Ketchen, et al.

Applied Physics Letters

V. Chandrasekhar, R.A. Webb, et al.

Physical Review Letters

D.P. Pappas, G.A. Prinz, et al.

Applied Physics Letters

W. Reim, R.H. Koch, et al.

Physical Review Letters