Cássio van den Berg
发表
Ana Tereza Ribeiro de Vasconcelos,
Vasco Azevedo,
Andrea Queiroz Maranhão,
2003,
Proceedings of the National Academy of Sciences of the United States of America.
Mark W. Chase,
Kenneth M. Cameron,
Ole Seberg,
2007
.
C. van den Berg,
R. Harley,
L. P. de Queiroz,
2005
.