| article html file updated | 30 August 2025 11:05 CEST | Update | https://www.mdpi.com/1422-0067/20/2/357 |
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| article pdf uploaded. | 16 January 2019 09:20 CET | Version of Record | https://www.mdpi.com/1422-0067/20/2/357/pdf |
| article xml uploaded. | 16 January 2019 09:20 CET | Update | https://www.mdpi.com/1422-0067/20/2/357/xml |
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