| article html file updated | 31 August 2025 08:00 CEST | Update | https://www.mdpi.com/1422-0067/21/1/304 |
| article html file updated | 19 July 2022 20:19 CEST | Update | - |
| article html file updated | 14 February 2020 23:26 CET | Update | - |
| article html file updated | 16 January 2020 14:45 CET | Update | - |
| article html file updated | 10 January 2020 02:38 CET | Original file | - |
| article pdf uploaded. | 7 January 2020 07:13 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/1/304/pdf |
| article xml uploaded. | 7 January 2020 07:13 CET | Update | https://www.mdpi.com/1422-0067/21/1/304/xml |
| article xml file uploaded | 7 January 2020 07:13 CET | Update | - |
| article supplementary file uploaded. | 1 January 2020 12:31 CET | - | https://www.mdpi.com/1422-0067/21/1/304#supplementary |
| article pdf uploaded. | 1 January 2020 12:31 CET | Version of Record | https://www.mdpi.com/1422-0067/21/1/304/pdf-vor |
| article xml file uploaded | 1 January 2020 12:31 CET | Original file | - |
