| article html file updated | 31 August 2025 12:30 CEST | Update | https://www.mdpi.com/1422-0067/21/4/1518 |
| article html file updated | 20 July 2022 21:00 CEST | Update | - |
| article html file updated | 7 March 2020 17:35 CET | Update | - |
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| article pdf uploaded. | 23 February 2020 08:56 CET | Version of Record | https://www.mdpi.com/1422-0067/21/4/1518/pdf |
| article xml uploaded. | 23 February 2020 08:56 CET | Update | https://www.mdpi.com/1422-0067/21/4/1518/xml |
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