| article html file updated | 19 August 2026 02:35 CEST | Update | https://www.mdpi.com/2227-9717/9/3/502 |
| article html file updated | 25 December 2025 05:42 CET | Update | N/A |
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| article html file updated | 25 July 2022 07:09 CEST | Update | N/A |
| article html file updated | 15 March 2021 14:58 CET | Update | N/A |
| article pdf uploaded. | 15 March 2021 14:57 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/3/502/pdf |
| article xml uploaded. | 15 March 2021 14:57 CET | Update | https://www.mdpi.com/2227-9717/9/3/502/xml |
| article xml file uploaded | 15 March 2021 14:57 CET | Update | N/A |
| article html file updated | 12 March 2021 09:44 CET | Original file | N/A |
| article pdf uploaded. | 12 March 2021 09:43 CET | Updated version of record | https://www.mdpi.com/2227-9717/9/3/502/pdf-vor |
| article xml file uploaded | 12 March 2021 09:43 CET | Original file | N/A |
| article pdf uploaded. | 11 March 2021 10:23 CET | Version of Record | https://www.mdpi.com/2227-9717/9/3/502/pdf-vor |
