| article html file updated | 31 August 2025 15:07 CEST | Update | https://www.mdpi.com/1422-0067/21/6/2176 |
| article html file updated | 20 July 2022 23:37 CEST | Update | - |
| article html file updated | 2 April 2020 04:01 CEST | Update | - |
| article html file updated | 22 March 2020 04:02 CET | Original file | - |
| article pdf uploaded. | 22 March 2020 04:01 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/2176/pdf |
| article xml uploaded. | 22 March 2020 04:01 CET | Update | https://www.mdpi.com/1422-0067/21/6/2176/xml |
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| article pdf uploaded. | 21 March 2020 14:25 CET | Version of Record | https://www.mdpi.com/1422-0067/21/6/2176/pdf-vor |
| article xml file uploaded | 21 March 2020 14:25 CET | Original file | - |
