| article html file updated | 1 September 2025 17:27 CEST | Update | https://www.mdpi.com/2227-9067/8/1/16 |
| article html file updated | 23 July 2022 08:57 CEST | Update | N/A |
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| article pdf uploaded. | 6 January 2021 09:12 CET | Updated version of record | https://www.mdpi.com/2227-9067/8/1/16/pdf |
| article xml uploaded. | 6 January 2021 09:12 CET | Update | https://www.mdpi.com/2227-9067/8/1/16/xml |
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| article html file updated | 31 December 2020 08:47 CET | Original file | N/A |
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| article xml uploaded. | 31 December 2020 08:46 CET | Update | N/A |
| article xml file uploaded | 31 December 2020 08:46 CET | Original file | N/A |
