| article html file updated | 31 August 2025 15:22 CEST | Update | https://www.mdpi.com/1422-0067/21/6/2251 |
| article html file updated | 20 July 2022 23:51 CEST | Update | - |
| article html file updated | 2 April 2020 04:57 CEST | Update | - |
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| article pdf uploaded. | 24 March 2020 16:38 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/2251/pdf |
| article xml uploaded. | 24 March 2020 16:38 CET | Update | https://www.mdpi.com/1422-0067/21/6/2251/xml |
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