| article html file updated | 31 August 2025 14:19 CEST | Update | https://www.mdpi.com/1422-0067/21/6/1954 |
| article html file updated | 20 July 2022 22:48 CEST | Update | - |
| article html file updated | 2 April 2020 01:53 CEST | Update | - |
| article html file updated | 13 March 2020 09:06 CET | Update | - |
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| article pdf uploaded. | 13 March 2020 09:05 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/1954/pdf |
| article xml uploaded. | 13 March 2020 09:05 CET | Update | https://www.mdpi.com/1422-0067/21/6/1954/xml |
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| article xml file uploaded | 13 March 2020 09:04 CET | Original file | - |
