@article{Sh:755,
author = {Shelah, Saharon},
trueauthor = {Shelah, Saharon},
fromwhere = {IL},
journal = {Mathematica Japonica},
note = { arxiv:math/0107207 },
pages = {531--538},
title = {{Weak Diamond}},
volume = {55},
year = {2002},
}