| article html file updated | 31 August 2025 16:54 CEST | Update | https://www.mdpi.com/2226-471X/5/2/12 |
| article html file updated | 21 July 2022 01:23 CEST | Update | - |
| article html file updated | 30 April 2020 05:35 CEST | Update | - |
| article pdf uploaded. | 30 April 2020 05:34 CEST | Updated version of record | https://www.mdpi.com/2226-471X/5/2/12/pdf |
| article xml uploaded. | 30 April 2020 05:34 CEST | Update | https://www.mdpi.com/2226-471X/5/2/12/xml |
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| article html file updated | 9 April 2020 12:36 CEST | Original file | - |
| article pdf uploaded. | 9 April 2020 12:35 CEST | Version of Record | https://www.mdpi.com/2226-471X/5/2/12/pdf-vor |
| article xml file uploaded | 9 April 2020 12:35 CEST | Original file | - |
