| article html file updated | 31 August 2025 06:59 CEST | Update | https://www.mdpi.com/1422-0067/21/1/41 |
| article html file updated | 19 July 2022 21:17 CEST | Update | - |
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| article html file updated | 30 December 2019 02:14 CET | Update | - |
| article pdf uploaded. | 30 December 2019 02:12 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/1/41/pdf |
| article xml uploaded. | 30 December 2019 02:12 CET | Update | https://www.mdpi.com/1422-0067/21/1/41/xml |
| article xml file uploaded | 30 December 2019 02:12 CET | Update | - |
| article html file updated | 25 December 2019 12:13 CET | Original file | - |
| article pdf uploaded. | 25 December 2019 12:12 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/1/41/pdf-vor |
| article xml uploaded. | 25 December 2019 12:12 CET | Update | - |
| article xml file uploaded | 25 December 2019 12:12 CET | Update | - |
| article pdf uploaded. | 19 December 2019 13:16 CET | Version of Record | https://www.mdpi.com/1422-0067/21/1/41/pdf-vor |
| article xml file uploaded | 19 December 2019 13:16 CET | Original file | - |
