Differential Geometry and its Applications
Differential Geometry and its Applications > 2002 > 16 > 1 > 65-78
Differential Geometry and its Applications > 2002 > 17 > 1 > 37-42
Differential Geometry and its Applications > 2002 > 16 > 1 > 65-78
Differential Geometry and its Applications > 2002 > 17 > 1 > 37-42