| article html file updated | 1 September 2025 17:18 CEST | Update | https://www.mdpi.com/2297-8739/8/1/2 |
| article html file updated | 23 July 2022 08:23 CEST | Update | N/A |
| article html file updated | 30 December 2020 10:43 CET | Original file | N/A |
| article pdf uploaded. | 30 December 2020 10:42 CET | Updated version of record | https://www.mdpi.com/2297-8739/8/1/2/pdf |
| article xml uploaded. | 30 December 2020 10:42 CET | Update | https://www.mdpi.com/2297-8739/8/1/2/xml |
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| article supplementary file uploaded. | 29 December 2020 16:36 CET | - | https://www.mdpi.com/2297-8739/8/1/2#supplementary |
| article pdf uploaded. | 29 December 2020 16:36 CET | Version of Record | https://www.mdpi.com/2297-8739/8/1/2/pdf-vor |
