Visualization of Second-Order Tensor Fields and Matrix Data. - Thierry Delmarcelle; Lambertus Hesselink (IEEE Visualization, 1992)

Visualizing second-order tensor fields with hyperstreamlines. - Thierry Delmarcelle; Lambertus Hesselink (IEEE Computer Graphics and Applications, 1993)

The Topology of Symmetric, Second-Order Tensor Fields. - Thierry Delmarcelle; Lambertus Hesselink (IEEE Visualization, 1994)