| article html file updated | 1 September 2025 17:26 CEST | Update | https://www.mdpi.com/2226-4787/9/1/6 |
| article html file updated | 23 July 2022 08:56 CEST | Update | - |
| article html file updated | 31 December 2020 08:11 CET | Original file | - |
| article supplementary file uploaded. | 31 December 2020 08:10 CET | - | https://www.mdpi.com/2226-4787/9/1/6#supplementary |
| article pdf uploaded. | 31 December 2020 08:10 CET | Version of Record | https://www.mdpi.com/2226-4787/9/1/6/pdf |
| article xml uploaded. | 31 December 2020 08:10 CET | Update | https://www.mdpi.com/2226-4787/9/1/6/xml |
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