by Heffner, RH, Cooke, DW, Giorgi, AL, Hutson, RL, Schillaci, ME, Rempp, HD, Smith, JL, Willis, JO, MacLaughlin, DE, Boekema, C, Lichti, RL, Oostens, J, Denison, AB
Published in Physical review. B, Condensed matter (01.06.1989)

by MacLaughlin, DE, Cooke, DW, Heffner, RH, Hutson, RL, McElfresh, MW, Schillaci, ME, Rempp, HD, Smith, JL, Willis, JO, Zirngiebl, E, Boekema, C, Lichti, RL, Oostens, J
Published in Physical review. B, Condensed matter (01.03.1988)