S. Brandt
发表
S. Brandt,
1999,
Electron. Notes Discret. Math..
John B. Stephen,
C. Guidorzi,
Filippo Frontera,
2018
.
John B. Stephen,
C. Guidorzi,
Filippo Frontera,
2018
.
S. Brandt,
S. LeMay,
J. Harvell,
1994
.