Portillo, E., Marcos, M., Cabanes, I., Zubizarreta, A., Sánchez, J.A. ANN for Interpolating Instability Trends in WEDM, 17th IFAC World Congress, Seoul, Korea, 2008. ISBN: 978-1-1234-7890-2/08. http://dx.doi.org/10.3182/20080706-5-KR-1001.00376

Portillo, E., Marcos, M., Cabanes, I., Orive, D., Sánchez, J.A. Real-Time Monitoring and Diagnosis Platform for a Machining Process, 17th IFAC World Congress, Seoul, Korea, 2008. ISBN: 978-1-1234-7890-2/08. http://ac.els-cdn.com/S1474667016406798/1-s2.0-S1474667016406798-main.pdf?_tid=f91d3de0-419c-11e6-9f2b-00000aab0f01&acdnat=1467605493_e6d3203a9a8f90e870dd486ad54331d3

Portillo, E., Marcos, M., Cabanes, I., Zubizarreta, A., Sánchez, J.A. Artificial Neural Networks for Detecting Instability Trends in Different Workpiece Thicknesses in a Machining Process, American Control Conference 2008, Seattle, Washington, USA, 2008. ISBN: 978-1-4244-2079-7. http://dx.doi.org/10.1109/ACC.2008.4586633

Portillo, E., Marcos, M., Cabanes, I., Orive, D., Sánchez, J.A. Sistema de Supervisión en Tiempo Real del Proceso de Electroerosión por Hilo, XVII Congreso de Máquinas-Herramienta y Tecnologías de Fabricación, San Sebastián, España, 2008. ISBN: 978-84-934065-1-6.

Portillo, E., Cabanes, I., Marcos, M., Orive, D., Sánchez, J.A. Design of a virtual instrumentation system for a machining process, IEEE Transactions on Instrumentation and Measurement, vol. 66, No. 6, pp. 2616 - 2622, 2007. JCR Impact Factor: 0.832 (2007). Quartile: Q2. http://dx.doi.org/10.1109/TIM.2007.907966

Portillo, E., Cabanes, I., Marcos, M., Zubizarreta, A. On the Application of Recurrent Neural Network Techniques for Detecting Instability Trends in an Industrial Process, 12th IEEE International Conference on Emerging Technologies and Factory Automation, Patras, Grecia, 2007. ISBN: 1-4244-0826-1.

Portillo, E., Cabanes, I., Marcos, M., Sánchez, J.A. Supervisión de la Degradación del Proceso de Electroerosión por Hilo, 2nd Manufacturing Engineering Society International Conference, CISIF'07, Madrid, España, 2007. ISBN: 978-84-611-8001-1.

Portillo, E., Cabanes, I., Marcos, M., Sánchez, J.A. Anticipation of wire breakage in WEDM based on neural networks, XV International Symposium of ElectroMachining, Pittsburgh, Pennsylvania, USA, 2007. ISBN: 978-0-9794977-0-4.