| article html file updated | 31 August 2025 17:11 CEST | Update | https://www.mdpi.com/2220-9964/9/4/239 |
| article html file updated | 21 July 2022 01:39 CEST | Update | N/A |
| article html file updated | 11 April 2020 17:28 CEST | Original file | N/A |
| article pdf uploaded. | 11 April 2020 17:26 CEST | Version of Record | https://www.mdpi.com/2220-9964/9/4/239/pdf |
| article xml uploaded. | 11 April 2020 17:26 CEST | Update | https://www.mdpi.com/2220-9964/9/4/239/xml |
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