| article html file updated | 2 September 2025 11:29 CEST | Update | https://www.mdpi.com/2226-471X/6/2/109 |
| article html file updated | 27 July 2022 00:53 CEST | Update | - |
| article html file updated | 21 June 2021 08:46 CEST | Update | - |
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| article pdf uploaded. | 21 June 2021 08:33 CEST | Updated version of record | https://www.mdpi.com/2226-471X/6/2/109/pdf |
| article xml uploaded. | 21 June 2021 08:33 CEST | Update | https://www.mdpi.com/2226-471X/6/2/109/xml |
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| article html file updated | 18 June 2021 14:22 CEST | Original file | - |
| article pdf uploaded. | 18 June 2021 14:21 CEST | Version of Record | https://www.mdpi.com/2226-471X/6/2/109/pdf-vor |
| article xml file uploaded | 18 June 2021 14:21 CEST | Original file | - |
