| article html file updated | 30 August 2025 07:19 CEST | Update | https://www.mdpi.com/2571-6131/1/2/18 |
| article html file updated | 17 July 2022 03:41 CEST | Update | - |
| article html file updated | 10 February 2020 13:09 CET | Update | - |
| article html file updated | 29 April 2019 01:27 CEST | Update | - |
| article html file updated | 14 April 2019 20:47 CEST | Update | - |
| article html file updated | 31 March 2019 23:35 CEST | Update | - |
| article html file updated | 28 September 2018 02:59 CEST | Update | - |
| article pdf uploaded. | 28 September 2018 02:58 CEST | Updated version of record | https://www.mdpi.com/2571-6131/1/2/18/pdf |
| article xml uploaded. | 28 September 2018 02:58 CEST | Update | https://www.mdpi.com/2571-6131/1/2/18/xml |
| article xml file uploaded | 28 September 2018 02:58 CEST | Update | - |
| article html file updated | 27 September 2018 16:46 CEST | Original file | - |
| article xml uploaded. | 27 September 2018 16:45 CEST | Original file | - |
| article pdf uploaded. | 27 September 2018 16:45 CEST | Version of Record | https://www.mdpi.com/2571-6131/1/2/18/pdf-vor |
