| article html file updated | 1 September 2025 15:22 CEST | Update | https://www.mdpi.com/2227-7099/8/4/107 |
| article html file updated | 23 July 2022 04:04 CEST | Update | - |
| article html file updated | 9 December 2020 04:47 CET | Update | - |
| article pdf uploaded. | 9 December 2020 04:45 CET | Updated version of record | https://www.mdpi.com/2227-7099/8/4/107/pdf |
| article xml uploaded. | 9 December 2020 04:45 CET | Update | https://www.mdpi.com/2227-7099/8/4/107/xml |
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| article html file updated | 7 December 2020 13:35 CET | Original file | - |
| article pdf uploaded. | 7 December 2020 02:44 CET | Version of Record | https://www.mdpi.com/2227-7099/8/4/107/pdf-vor |
| article xml uploaded. | 7 December 2020 02:44 CET | Update | - |
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