Differential Geometry and its Applications
Differential Geometry and its Applications > 2002 > 16 > 2 > 121-131
Differential Geometry and its Applications > 2002 > 16 > 3 > 245-265
Differential Geometry and its Applications > 2002 > 16 > 2 > 121-131
Differential Geometry and its Applications > 2002 > 16 > 3 > 245-265