| article html file updated | 31 August 2025 04:07 CEST | Update | https://www.mdpi.com/1996-1073/12/21/4215 |
| article html file updated | 20 July 2022 00:14 CEST | Update | N/A |
| article html file updated | 14 February 2020 06:59 CET | Update | N/A |
| article html file updated | 15 November 2019 09:39 CET | Update | N/A |
| article html file updated | 6 November 2019 11:57 CET | Original file | N/A |
| article pdf uploaded. | 6 November 2019 11:55 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/21/4215/pdf |
| article xml uploaded. | 6 November 2019 11:55 CET | Update | https://www.mdpi.com/1996-1073/12/21/4215/xml |
| article xml file uploaded | 6 November 2019 11:55 CET | Update | N/A |
| article pdf uploaded. | 5 November 2019 14:08 CET | Version of Record | https://www.mdpi.com/1996-1073/12/21/4215/pdf-vor |
| article xml file uploaded | 5 November 2019 14:08 CET | Original file | N/A |
