Ma, A.; Roters, F.; Raabe, D.: A dislocation density based constitutive model for crystal plasticity FEM. 14th International Conference on Textures of Materials (ICOTOM 14), Leuven, Belgium (2005)

Ma, A.; Roters, F.; Raabe, D.: Introducing the Effect of Grain Boundaries into Crystal Plasticity FEM Using a Non Local Dislocation Density Based Constitutive Model. Theory and Application to FCC Bi-Crystals. Euromech Colloquium 463: Size dependent mechanics of materials, Groningen, Niederlande (2005)

Roters, F.; Ma, A.: Ein nicht lokales Versetzungsdichte basiertes konstitutives Gesetz für Kristall-Plastizitäts-Finite-Elemente-Simulationen. Institutsseminar, Fraunhofer-Institut für Werkstoffmechanik IWM, Freiburg (2005)

Roters, F.; Ma, A.: Die Kristall-Plastizitäts-Finite-Elemente-Methode und ihre Anwendung auf Bikristall-Scherversuche. Institutsseminar, Institut für Werkstoffwissenschaften, Universität, Erlangen-Nürnberg (2005)

Roters, F.; Ma, A.; Raabe, D.: A dislocation density based constitutive model for crystal plasticity FEM. Plasticity 2005, Kauai, USA (2005)

Roters, F.; Ma, A.; Raabe, D.: The Texture Component Crystal Plasticity Finite Element Method. Keynote lecture at the Third GAMM (Society for Mathematics and Mechanics) Seminar on Microstructures, Stuttgart, Germany (2004)

Bieler, T. R.; Crimp, M. A.; Ma, A.; Roters, F.; Raabe, D.: Slip Interactions Leading to Damage Nucleation in TiAl Grain Boundaries. 3rd International Workshop on - TiAl Technologies, Bamberg, Germany (2006)

Raabe, D.; Roters, F.; Eisenlohr, P.; Zaefferer, S.; Zaafarani, N.; Demir, E.; Ma, A.; Ma, D.: Understanding the Elasto-Plasticity of Crystals. Lecture: MMM- Max-Planck Multiscale Simulation Conference, St. Feliu de Guixols [Spain], October 30, 2007

Raabe, D.; Roters, F.; Ma, A.: Grain boundary mechanics in Crystal Plasticity Finite Element Modeling. Lecture: Breitnau Conference, Freiburg, Germany

Ma, A.; Roters, F.; Raabe, D.: Simulation of textures and Lankford values for face centered cubic polycrystaline metals by using a modified Taylor model. (2004)