by Jiang, T, Kim, C, Northby, JA
Published in Physical review letters (02.08.1993)

by Yurgenson, S., Hu, C.-C., Kim, C., Northby, J.A.
Published in The European physical journal. D, Atomic, molecular, and optical physics (01.12.1999)

by NORTHBY, J. A, YURGENSON, S, KIM, C
Published in Journal of low temperature physics (01.11.1995)

by Harris, I.A., Norman, K.A., Mulkern, R.V., Northby, J.A.
Published in Chemical physics letters (1986)

by Akinci, G., Northby, J.A.
Published in Physica B + C (01.01.1981)