| article html file updated | 31 August 2025 03:43 CEST | Update | https://www.mdpi.com/1996-1073/12/21/4129 |
| article html file updated | 20 July 2022 00:40 CEST | Update | - |
| article html file updated | 14 February 2020 05:04 CET | Update | - |
| article html file updated | 15 November 2019 08:35 CET | Update | - |
| article html file updated | 4 November 2019 11:10 CET | Update | - |
| article pdf uploaded. | 4 November 2019 11:08 CET | Updated version of record | https://www.mdpi.com/1996-1073/12/21/4129/pdf |
| article xml uploaded. | 4 November 2019 11:08 CET | Update | https://www.mdpi.com/1996-1073/12/21/4129/xml |
| article xml file uploaded | 4 November 2019 11:08 CET | Update | - |
| article html file updated | 30 October 2019 04:47 CET | Original file | - |
| article pdf uploaded. | 30 October 2019 04:45 CET | Version of Record | https://www.mdpi.com/1996-1073/12/21/4129/pdf-vor |
| article xml uploaded. | 30 October 2019 04:45 CET | Update | - |
| article xml file uploaded | 30 October 2019 04:45 CET | Original file | - |
