P. A Valdés Sosa
发表
R. Biscay Lirio,
L. Galán Garcia,
P. A Valdés Sosa,
1992
.
M. Scherg,
Matti Hämäläinen,
R. Greenblatt,
2000
.
P. A Valdés Sosa,
P. V. Sosa,
J. B. Bayard,
1989
.