| article html file updated | 31 August 2025 08:16 CEST | Update | https://www.mdpi.com/2305-7084/4/1/3 |
| article html file updated | 19 July 2022 20:02 CEST | Update | - |
| article html file updated | 15 February 2020 00:24 CET | Update | - |
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| article pdf uploaded. | 6 January 2020 07:06 CET | Updated version of record | https://www.mdpi.com/2305-7084/4/1/3/pdf |
| article xml uploaded. | 6 January 2020 07:06 CET | Update | https://www.mdpi.com/2305-7084/4/1/3/xml |
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