| article html file updated | 30 August 2025 14:57 CEST | Update | https://www.mdpi.com/2079-7737/8/2/30 |
| article html file updated | 21 August 2025 20:58 CEST | Update | N/A |
| article html file updated | 19 July 2022 18:29 CEST | Update | N/A |
| article html file updated | 12 February 2020 11:40 CET | Update | N/A |
| article html file updated | 5 July 2019 14:15 CEST | Update | N/A |
| article html file updated | 5 July 2019 09:05 CEST | Update | N/A |
| article html file updated | 11 May 2019 10:30 CEST | Original file | N/A |
| article pdf uploaded. | 11 May 2019 10:29 CEST | Version of Record | https://www.mdpi.com/2079-7737/8/2/30/pdf |
| article xml uploaded. | 11 May 2019 10:29 CEST | Update | https://www.mdpi.com/2079-7737/8/2/30/xml |
| article xml file uploaded | 11 May 2019 10:29 CEST | Original file | N/A |
