| article html file updated | 1 September 2025 21:58 CEST | Update | https://www.mdpi.com/1422-0067/22/4/1999 |
| article html file updated | 25 July 2022 03:53 CEST | Update | - |
| article html file updated | 18 February 2021 07:53 CET | Update | - |
| article pdf uploaded. | 18 February 2021 07:51 CET | Updated version of record | https://www.mdpi.com/1422-0067/22/4/1999/pdf |
| article xml uploaded. | 18 February 2021 07:51 CET | Update | https://www.mdpi.com/1422-0067/22/4/1999/xml |
| article xml file uploaded | 18 February 2021 07:51 CET | Update | - |
| article html file updated | 18 February 2021 06:39 CET | Original file | - |
| article supplementary file uploaded. | 18 February 2021 06:38 CET | - | https://www.mdpi.com/1422-0067/22/4/1999#supplementary |
| article pdf uploaded. | 18 February 2021 06:38 CET | Version of Record | - |
| article xml uploaded. | 18 February 2021 06:38 CET | Update | - |
| article xml file uploaded | 18 February 2021 06:38 CET | Original file | - |
