1. L. Trhlikova, O. Zmeskal, P. Psencik, and P. Florian, Study of the Thermal Properties of Filaments for 30 Printing, in Thermophysics 2016: 21nd International Meeting of Thermophysics 2016, AIP Conference Proceedings, edited by I. Medved and A. Trnik (AIP, Melville, NY, 2016), 1988, p. 040027 (2016).
2. Technical Data Sheet S030 - PLA (Polylactid Acid), https://www.sd3d.com/3d-printing/materials/.
3. M. F. Ashby and K. Johnson, Materials and design: The Art and Science of Material Selection in Product Design (Elsevier, 2009) p. 248, https://books.google.cz/books?id=3TX60n7-9GsC&dq.
4. Technical specification of the 30 printer from manufacturer: www.prusa3d.cz/original-prusa-i3-mk3/|
5. H. S. Carslaw and J.C. Jaeger, Conduction of Heat in Solids, 2. Ed. (Clarendon Press, London 2003), pp. 510.