| article html file updated | 31 August 2025 14:55 CEST | Update | https://www.mdpi.com/1422-0067/21/6/2126 |
| article html file updated | 20 July 2022 23:26 CEST | Update | - |
| article html file updated | 2 April 2020 03:25 CEST | Update | - |
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| article pdf uploaded. | 20 March 2020 07:37 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/2126/pdf |
| article xml uploaded. | 20 March 2020 07:37 CET | Update | https://www.mdpi.com/1422-0067/21/6/2126/xml |
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| article pdf uploaded. | 19 March 2020 16:04 CET | Version of Record | https://www.mdpi.com/1422-0067/21/6/2126/pdf-vor |
| article xml file uploaded | 19 March 2020 16:04 CET | Original file | - |
