The Implementation of ObjectMath - a High-Level Programming Environment for Scientific Computing. - Lars Viklund; Johan Herber; Peter Fritzson (CC, 1992)

Industrial Application of OO Mathematical Modeling and Computer Algebra in Mechanical Analysis. - Peter Fritzson; Lars Viklund; Johan Herber; Dag Fritzson (TOOLS (7), 1992)

High-level Mathematical Modeling And Programming. - Peter Fritzson; Lars Viklund; Johan Herber; Dag Fritzson (IEEE Softw., 1995)