| article html file updated | 16 August 2026 19:43 CEST | Update | https://www.mdpi.com/2073-4352/9/12/631 |
| article html file updated | 14 February 2020 14:05 CET | Update | N/A |
| article html file updated | 31 December 2019 03:59 CET | Update | N/A |
| article html file updated | 18 December 2019 10:29 CET | Original file | N/A |
| article pdf uploaded. | 18 December 2019 10:25 CET | Updated version of record | https://www.mdpi.com/2073-4352/9/12/631/pdf |
| article xml uploaded. | 18 December 2019 10:25 CET | Update | https://www.mdpi.com/2073-4352/9/12/631/xml |
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| article pdf uploaded. | 28 November 2019 14:46 CET | Version of Record | https://www.mdpi.com/2073-4352/9/12/631/pdf-vor |
| article xml file uploaded | 28 November 2019 14:46 CET | Original file | N/A |
