| article html file updated | 19 August 2026 17:32 CEST | Update | https://www.mdpi.com/2075-1729/11/6/551 |
| article html file updated | 2 September 2025 10:46 CEST | Update | N/A |
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| article html file updated | 15 June 2021 04:09 CEST | Update | N/A |
| article pdf uploaded. | 15 June 2021 04:08 CEST | Updated version of record | https://www.mdpi.com/2075-1729/11/6/551/pdf |
| article xml uploaded. | 15 June 2021 04:08 CEST | Update | https://www.mdpi.com/2075-1729/11/6/551/xml |
| article xml file uploaded | 15 June 2021 04:08 CEST | Update | N/A |
| article html file updated | 13 June 2021 18:06 CEST | Original file | N/A |
| article pdf uploaded. | 13 June 2021 18:04 CEST | Updated version of record | https://www.mdpi.com/2075-1729/11/6/551/pdf-vor |
| article xml file uploaded | 13 June 2021 18:04 CEST | Original file | N/A |
| article supplementary file uploaded. | 11 June 2021 16:11 CEST | - | https://www.mdpi.com/2075-1729/11/6/551#supplementary |
| article pdf uploaded. | 11 June 2021 16:11 CEST | Version of Record | https://www.mdpi.com/2075-1729/11/6/551/pdf-vor |
