| article html file updated | 24 December 2025 15:10 CET | Update | https://www.mdpi.com/2076-3271/7/6/70 |
| article html file updated | 30 August 2025 21:12 CEST | Update | - |
| article html file updated | 21 August 2025 21:22 CEST | Update | - |
| article html file updated | 20 July 2022 15:31 CEST | Update | - |
| article html file updated | 12 February 2020 19:57 CET | Update | - |
| article html file updated | 21 October 2019 23:04 CEST | Update | - |
| article html file updated | 4 July 2019 17:21 CEST | Update | - |
| article html file updated | 15 June 2019 10:19 CEST | Original file | - |
| article pdf uploaded. | 15 June 2019 10:18 CEST | Version of Record | https://www.mdpi.com/2076-3271/7/6/70/pdf |
| article xml uploaded. | 15 June 2019 10:18 CEST | Update | https://www.mdpi.com/2076-3271/7/6/70/xml |
| article xml file uploaded | 15 June 2019 10:18 CEST | Original file | - |
