| article html file updated | 1 September 2025 09:00 CEST | Update | https://www.mdpi.com/2311-5637/6/3/91 |
| article html file updated | 22 July 2022 07:58 CEST | Update | - |
| article html file updated | 7 October 2020 09:18 CEST | Update | - |
| article pdf uploaded. | 30 September 2020 08:14 CEST | Updated version of record | https://www.mdpi.com/2311-5637/6/3/91/pdf |
| article html file updated | 21 September 2020 11:56 CEST | Original file | - |
| article pdf uploaded. | 21 September 2020 11:54 CEST | Version of Record | https://www.mdpi.com/2311-5637/6/3/91/pdf-vor |
| article xml uploaded. | 21 September 2020 11:54 CEST | Update | https://www.mdpi.com/2311-5637/6/3/91/xml |
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