| article html file updated | 31 August 2025 11:59 CEST | Update | https://www.mdpi.com/1996-1073/13/4/906 |
| article html file updated | 20 July 2022 20:29 CEST | Update | N/A |
| article html file updated | 7 March 2020 11:54 CET | Update | N/A |
| article html file updated | 7 March 2020 11:33 CET | Update | N/A |
| article html file updated | 23 February 2020 11:33 CET | Original file | N/A |
| article pdf uploaded. | 23 February 2020 11:31 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/4/906/pdf |
| article xml uploaded. | 23 February 2020 11:31 CET | Update | https://www.mdpi.com/1996-1073/13/4/906/xml |
| article xml file uploaded | 23 February 2020 11:31 CET | Update | N/A |
| article pdf uploaded. | 18 February 2020 12:49 CET | Version of Record | https://www.mdpi.com/1996-1073/13/4/906/pdf-vor |
| article xml file uploaded | 18 February 2020 12:49 CET | Original file | N/A |
