| article html file updated | 2 September 2025 01:14 CEST | Update | https://www.mdpi.com/2226-471X/6/1/55 |
| article html file updated | 25 July 2022 08:32 CEST | Update | - |
| article html file updated | 22 March 2021 16:17 CET | Update | - |
| article pdf uploaded. | 22 March 2021 16:16 CET | Updated version of record | https://www.mdpi.com/2226-471X/6/1/55/pdf |
| article xml uploaded. | 22 March 2021 16:16 CET | Update | https://www.mdpi.com/2226-471X/6/1/55/xml |
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| article html file updated | 20 March 2021 09:37 CET | Original file | - |
| article pdf uploaded. | 20 March 2021 09:36 CET | Version of Record | https://www.mdpi.com/2226-471X/6/1/55/pdf-vor |
| article xml file uploaded | 20 March 2021 09:36 CET | Original file | - |
