Yamaguchi, Yuji; Waki, Shinya . (1988). Magnetic Properties of GdBa
<sub/>2</sub>
Cu
<sub/>2.7</sub>
M
<sub/>0.3</sub>
O
<sub/><i>y</i>
</sub>
(M=Cu, Fe and Co): Magnetic Ordering of M in Cu(1) site. Japanese Journal of Applied Physics, 27(Part 2, No. 7), L1307–L1309.
doi:10.1143/jjap.27.l1307
