| article html file updated | 30 August 2025 07:00 CEST | Update | https://www.mdpi.com/2411-9660/2/3/34 |
| article html file updated | 17 July 2022 02:55 CEST | Update | - |
| article html file updated | 10 February 2020 11:18 CET | Update | - |
| article html file updated | 7 October 2019 23:07 CEST | Update | - |
| article html file updated | 29 April 2019 04:59 CEST | Update | - |
| article html file updated | 15 April 2019 00:31 CEST | Update | - |
| article html file updated | 31 March 2019 19:38 CEST | Update | - |
| article html file updated | 17 September 2018 13:51 CEST | Original file | - |
| article pdf uploaded. | 17 September 2018 10:18 CEST | Version of Record | https://www.mdpi.com/2411-9660/2/3/34/pdf |
| article xml uploaded. | 17 September 2018 10:18 CEST | Update | https://www.mdpi.com/2411-9660/2/3/34/xml |
| article xml file uploaded | 17 September 2018 10:18 CEST | Original file | - |
