1. Bauer-Kirpes B, Schlegel W, Boesecke R, Lorenz WJ (1987) Display of organs and isodoses as shaded 3d objects for 3d therapy planning. Int J Radiat Oncol Biol Phys 13: 135–140
2. Becker G, Lohrum R, Werner T, Bürkelbach J, Nemeth G, Boesecke R, Schlegel W, Lorenz WJ (1989) Presentation and evaluation of 3D dose distribution in radiotherapy planning, In: Lemke HU, Rhodes ML, Jaffe CC, Felix R (eds) Computer assisted radiology. Springer, Berlin Heidelberg New York, pp 254–261
3. Becker G, Gademann G, Schlegel W, Lohrum R, Boesecke R, Lorenz WJ (1990) Medical aspects of 3D treatment planning of brain tumors with Voxel-Plan-Heidelberg. In: Hukku S, Iyer PS (eds) The use of computers in radiation therapy. Proceedings of the Xth ICCR, Alpana Arts, Lucknow, India, pp 147–151
4. Boesecke R, Hartmann GH, Scharfenberg H, Schlegel W (1986) Dose calculations for irregular fields using three-dimensional first-scatter integration. Phys Med Biol 3: 291–298
5. Boesecke R, Becker G, Alandt K, Pastyr O, Doll J, Schlegel W, Lorenz WJ (1991) Modification of a three-dimensional treatment planning system for the use of multi-leaf-collimators conformation radiotherapy. Radiother Oncol 21: 261–268