| article html file updated | 30 August 2025 15:06 CEST | Update | https://www.mdpi.com/2225-1146/7/2/21 |
| article html file updated | 19 July 2022 18:38 CEST | Update | N/A |
| article html file updated | 12 February 2020 12:37 CET | Update | N/A |
| article html file updated | 20 October 2019 04:11 CEST | Update | N/A |
| article html file updated | 5 July 2019 09:10 CEST | Update | N/A |
| article html file updated | 5 July 2019 07:58 CEST | Update | N/A |
| article html file updated | 16 May 2019 08:27 CEST | Update | N/A |
| article pdf uploaded. | 16 May 2019 08:26 CEST | Updated version of record | https://www.mdpi.com/2225-1146/7/2/21/pdf |
| article xml uploaded. | 16 May 2019 08:26 CEST | Update | https://www.mdpi.com/2225-1146/7/2/21/xml |
| article xml file uploaded | 16 May 2019 08:26 CEST | Update | N/A |
| article html file updated | 15 May 2019 12:55 CEST | Original file | N/A |
| article pdf uploaded. | 15 May 2019 12:53 CEST | Version of Record | https://www.mdpi.com/2225-1146/7/2/21/pdf-vor |
| article xml file uploaded | 15 May 2019 12:53 CEST | Original file | N/A |
