| article html file updated | 31 August 2025 03:19 CEST | Update | https://www.mdpi.com/2413-8851/3/4/103 |
| article html file updated | 20 July 2022 01:08 CEST | Update | - |
| article html file updated | 14 February 2020 03:00 CET | Update | - |
| article html file updated | 22 October 2019 15:14 CEST | Original file | - |
| article pdf uploaded. | 22 October 2019 15:12 CEST | Version of Record | https://www.mdpi.com/2413-8851/3/4/103/pdf |
| article xml uploaded. | 22 October 2019 15:12 CEST | Update | https://www.mdpi.com/2413-8851/3/4/103/xml |
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