| article html file updated | 1 September 2025 11:25 CEST | Update | https://www.mdpi.com/2227-9032/8/4/414 |
| article html file updated | 22 July 2022 21:48 CEST | Update | - |
| article html file updated | 26 October 2020 08:43 CET | Update | - |
| article pdf uploaded. | 26 October 2020 08:42 CET | Updated version of record | https://www.mdpi.com/2227-9032/8/4/414/pdf |
| article xml uploaded. | 26 October 2020 08:42 CET | Update | https://www.mdpi.com/2227-9032/8/4/414/xml |
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| article html file updated | 22 October 2020 09:10 CEST | Update | - |
| article pdf uploaded. | 22 October 2020 09:07 CEST | Updated version of record | https://www.mdpi.com/2227-9032/8/4/414/pdf-vor |
| article xml uploaded. | 22 October 2020 09:07 CEST | Update | - |
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| article html file updated | 21 October 2020 14:05 CEST | Original file | - |
| article pdf uploaded. | 21 October 2020 14:03 CEST | Updated version of record | https://www.mdpi.com/2227-9032/8/4/414/pdf-vor |
| article xml uploaded. | 21 October 2020 14:03 CEST | Update | - |
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| article pdf uploaded. | 20 October 2020 15:02 CEST | Version of Record | https://www.mdpi.com/2227-9032/8/4/414/pdf-vor |