| article html file updated | 1 September 2025 22:28 CEST | Update | https://www.mdpi.com/2304-6732/8/2/60 |
| article html file updated | 25 July 2022 04:34 CEST | Update | - |
| article pdf uploaded. | 26 February 2021 04:42 CET | Updated version of record | https://www.mdpi.com/2304-6732/8/2/60/pdf |
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| article xml uploaded. | 25 February 2021 03:15 CET | Update | https://www.mdpi.com/2304-6732/8/2/60/xml |
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| article pdf uploaded. | 22 February 2021 17:02 CET | Version of Record | https://www.mdpi.com/2304-6732/8/2/60/pdf-vor |
