| article html file updated | 31 August 2025 03:20 CEST | Update | https://www.mdpi.com/1996-1073/12/21/4028 |
| article html file updated | 20 July 2022 01:06 CEST | Update | N/A |
| article html file updated | 14 February 2020 03:08 CET | Update | N/A |
| article html file updated | 15 November 2019 06:40 CET | Update | N/A |
| article html file updated | 25 October 2019 03:57 CEST | Original file | N/A |
| article pdf uploaded. | 25 October 2019 03:56 CEST | Updated version of record | https://www.mdpi.com/1996-1073/12/21/4028/pdf |
| article xml uploaded. | 25 October 2019 03:56 CEST | Update | https://www.mdpi.com/1996-1073/12/21/4028/xml |
| article xml file uploaded | 25 October 2019 03:56 CEST | Update | N/A |
| article pdf uploaded. | 23 October 2019 11:57 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/21/4028/pdf-vor |
| article xml file uploaded | 23 October 2019 11:57 CEST | Original file | N/A |
