| article html file updated | 24 December 2025 19:08 CET | Update | https://www.mdpi.com/2077-0383/9/6/1721 |
| article html file updated | 31 August 2025 22:31 CEST | Update | N/A |
| article html file updated | 21 July 2022 06:55 CEST | Update | N/A |
| article html file updated | 15 June 2020 09:04 CEST | Original file | N/A |
| article pdf uploaded. | 15 June 2020 09:02 CEST | Updated version of record | https://www.mdpi.com/2077-0383/9/6/1721/pdf |
| article xml uploaded. | 15 June 2020 09:02 CEST | Update | https://www.mdpi.com/2077-0383/9/6/1721/xml |
| article xml file uploaded | 15 June 2020 09:02 CEST | Original file | N/A |
| article pdf uploaded. | 3 June 2020 13:59 CEST | Version of Record | https://www.mdpi.com/2077-0383/9/6/1721/pdf-vor |
