| article html file updated | 19 August 2026 05:35 CEST | Update | https://www.mdpi.com/2227-9717/9/4/610 |
| article html file updated | 2 September 2025 02:14 CEST | Update | N/A |
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| article html file updated | 31 March 2021 06:15 CEST | Update | N/A |
| article pdf uploaded. | 31 March 2021 06:13 CEST | Updated version of record | https://www.mdpi.com/2227-9717/9/4/610/pdf |
| article xml uploaded. | 31 March 2021 06:13 CEST | Update | https://www.mdpi.com/2227-9717/9/4/610/xml |
| article xml file uploaded | 31 March 2021 06:13 CEST | Update | N/A |
| article html file updated | 31 March 2021 05:44 CEST | Original file | N/A |
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