| article html file updated | 31 August 2025 01:53 CEST | Update | https://www.mdpi.com/2079-7737/8/4/70 |
| article html file updated | 20 July 2022 02:52 CEST | Update | - |
| article html file updated | 13 February 2020 19:45 CET | Update | - |
| article html file updated | 30 December 2019 10:03 CET | Update | - |
| article html file updated | 24 September 2019 04:19 CEST | Original file | - |
| article pdf uploaded. | 24 September 2019 04:17 CEST | Version of Record | https://www.mdpi.com/2079-7737/8/4/70/pdf |
| article xml uploaded. | 24 September 2019 04:17 CEST | Update | https://www.mdpi.com/2079-7737/8/4/70/xml |
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