Dierichs, K., Menges, A.: 2012, Functionally Graded Aggregate Structures: Digital Additive Manufacturing with Designed Granulates, in Cabrinha, M., Johnson, J., Steinfeld, K. (Eds.), Proceedings of the 32nd Annual Conference of the Association for Computer Aided Design in Architecture (ACADIA), San Francisco, pp. 295-304. (ISBN 978-1-62407-267-3)