| article html file updated | 24 December 2025 19:30 CET | Update | https://www.mdpi.com/1422-0067/21/12/4504 |
| article html file updated | 1 September 2025 00:40 CEST | Update | N/A |
| article html file updated | 21 July 2022 21:58 CEST | Update | N/A |
| article html file updated | 9 October 2020 09:34 CEST | Update | N/A |
| article html file updated | 25 June 2020 02:43 CEST | Original file | N/A |
| article pdf uploaded. | 25 June 2020 02:42 CEST | Updated version of record | https://www.mdpi.com/1422-0067/21/12/4504/pdf |
| article xml uploaded. | 25 June 2020 02:42 CEST | Update | https://www.mdpi.com/1422-0067/21/12/4504/xml |
| article xml file uploaded | 25 June 2020 02:42 CEST | Original file | N/A |
| article pdf uploaded. | 24 June 2020 15:52 CEST | Updated version of record | https://www.mdpi.com/1422-0067/21/12/4504/pdf-vor |
| article pdf uploaded. | 24 June 2020 15:52 CEST | Version of Record | https://www.mdpi.com/1422-0067/21/12/4504/pdf-vor |
