| article html file updated | 31 August 2025 10:53 CEST | Update | https://www.mdpi.com/2073-4468/9/1/4 |
| article html file updated | 20 July 2022 19:25 CEST | Update | - |
| article html file updated | 2 April 2020 12:20 CEST | Update | - |
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| article supplementary file uploaded. | 6 February 2020 12:23 CET | - | https://www.mdpi.com/2073-4468/9/1/4#supplementary |
| article pdf uploaded. | 6 February 2020 12:23 CET | Version of Record | https://www.mdpi.com/2073-4468/9/1/4/pdf |
| article xml uploaded. | 6 February 2020 12:23 CET | Update | https://www.mdpi.com/2073-4468/9/1/4/xml |
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