1. Wohlers TT, Campbell I. (Specialist in three dimensional printing), Diegel O, Kowen J. Wohlers report 2018 : 3D printing and additive manufacturing state of the industry : annual worldwide progress report. n.d.
2. The trends and challenges of fiber reinforced additive manufacturing;Fidan;Int J Adv Manuf Technol,2019
3. Processing and characterization of 3d-printed polymer matrix composites reinforced with discontinuous fibers;Gupta;Proc 30th Annu Int Solid Free Fabr Symp – An Addit Manuf Conf,2019
4. Development of functionally graded material capabilities in large-scale extrusion deposition additive manufacturing;Brackett;Proc 30th Annu Int Solid Free Fabr Symp – An Addit Manuf Conf,2019
5. Mechanical characterization of functionally graded materials produced by the fused filament fabrication process;Hasanov;J Manuf Process,2020