| article html file updated | 11 February 2020 01:35 CET | Update | https://www.mdpi.com/2411-5142/3/4/63 |
| article html file updated | 11 October 2019 13:34 CEST | Update | - |
| article html file updated | 27 April 2019 22:57 CEST | Update | - |
| article html file updated | 13 April 2019 18:49 CEST | Update | - |
| article html file updated | 2 April 2019 08:46 CEST | Update | - |
| article html file updated | 6 December 2018 10:50 CET | Original file | - |
| article pdf uploaded. | 6 December 2018 10:49 CET | Version of Record | https://www.mdpi.com/2411-5142/3/4/63/pdf |
| article xml uploaded. | 6 December 2018 10:49 CET | Update | https://www.mdpi.com/2411-5142/3/4/63/xml |
| article xml file uploaded | 6 December 2018 10:49 CET | Original file | - |
