Helen M. Johnston
发表
John W. O'Byrne,
Holly Trowland,
Helen M. Johnston,
2014
.
Manjula D. Sharma,
Matthew Hill,
Helen M. Johnston,
2013
.
Guenther Hasinger,
Helen M. Johnston,
Frank Verbunt,
1994
.
Helen M. Johnston,
H. Johnston,
Shrinivas R. Kulkarni,
1991
.