| article html file updated | 31 August 2025 02:14 CEST | Update | https://www.mdpi.com/2079-3197/7/4/57 |
| article html file updated | 20 July 2022 02:26 CEST | Update | N/A |
| article html file updated | 13 February 2020 21:31 CET | Update | N/A |
| article html file updated | 31 December 2019 02:54 CET | Update | N/A |
| article html file updated | 30 September 2019 10:31 CEST | Original file | N/A |
| article pdf uploaded. | 30 September 2019 10:29 CEST | Version of Record | https://www.mdpi.com/2079-3197/7/4/57/pdf |
| article xml uploaded. | 30 September 2019 10:29 CEST | Update | https://www.mdpi.com/2079-3197/7/4/57/xml |
| article xml file uploaded | 30 September 2019 10:29 CEST | Original file | N/A |
