| article html file updated | 1 September 2025 18:54 CEST | Update | https://www.mdpi.com/2076-393X/9/1/60 |
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| article html file updated | 18 January 2021 12:46 CET | Update | - |
| article pdf uploaded. | 18 January 2021 12:45 CET | Updated version of record | https://www.mdpi.com/2076-393X/9/1/60/pdf |
| article xml uploaded. | 18 January 2021 12:45 CET | Update | https://www.mdpi.com/2076-393X/9/1/60/xml |
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| article html file updated | 17 January 2021 13:14 CET | Original file | - |
| article pdf uploaded. | 17 January 2021 13:12 CET | Version of Record | https://www.mdpi.com/2076-393X/9/1/60/pdf-vor |
| article xml uploaded. | 17 January 2021 13:12 CET | Update | - |
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