| article html file updated | 17 August 2026 01:41 CEST | Update | https://www.mdpi.com/2073-4360/12/2/304 |
| article html file updated | 31 August 2025 10:33 CEST | Update | N/A |
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| article html file updated | 6 March 2020 10:58 CET | Update | N/A |
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| article html file updated | 3 February 2020 11:56 CET | Original file | N/A |
| article pdf uploaded. | 3 February 2020 11:54 CET | Version of Record | https://www.mdpi.com/2073-4360/12/2/304/pdf |
| article xml uploaded. | 3 February 2020 11:54 CET | Update | https://www.mdpi.com/2073-4360/12/2/304/xml |
| article xml file uploaded | 3 February 2020 11:54 CET | Original file | N/A |
