| article html file updated | 17 August 2026 13:20 CEST | Update | https://www.mdpi.com/2223-7747/9/6/679 |
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| article html file updated | 30 June 2020 06:48 CEST | Update | N/A |
| article pdf uploaded. | 30 June 2020 06:46 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/6/679/pdf |
| article html file updated | 2 June 2020 11:11 CEST | Original file | N/A |
| article pdf uploaded. | 2 June 2020 11:10 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/6/679/pdf-vor |
| article xml uploaded. | 2 June 2020 11:10 CEST | Update | https://www.mdpi.com/2223-7747/9/6/679/xml |
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| article pdf uploaded. | 27 May 2020 14:06 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/6/679/pdf-vor |
