| article html file updated | 31 August 2025 02:19 CEST | Update | https://www.mdpi.com/2571-550X/2/4/34 |
| article html file updated | 20 July 2022 02:20 CEST | Update | N/A |
| article html file updated | 13 February 2020 21:56 CET | Update | N/A |
| article html file updated | 31 December 2019 05:45 CET | Update | N/A |
| article html file updated | 25 October 2019 11:21 CEST | Update | N/A |
| article pdf uploaded. | 25 October 2019 11:19 CEST | Updated version of record | https://www.mdpi.com/2571-550X/2/4/34/pdf |
| article xml uploaded. | 25 October 2019 11:19 CEST | Update | https://www.mdpi.com/2571-550X/2/4/34/xml |
| article xml file uploaded | 25 October 2019 11:19 CEST | Update | N/A |
| article html file updated | 20 October 2019 11:19 CEST | Original file | N/A |
| article pdf uploaded. | 20 October 2019 11:18 CEST | Updated version of record | https://www.mdpi.com/2571-550X/2/4/34/pdf-vor |
| article xml uploaded. | 20 October 2019 11:18 CEST | Update | N/A |
| article xml file uploaded | 20 October 2019 11:18 CEST | Update | N/A |
| article pdf uploaded. | 1 October 2019 15:38 CEST | Version of Record | https://www.mdpi.com/2571-550X/2/4/34/pdf-vor |
| article xml file uploaded | 1 October 2019 15:38 CEST | Original file | N/A |
