| article html file updated | 11 February 2020 16:42 CET | Update | https://www.mdpi.com/2073-8994/11/2/251 |
| article html file updated | 15 October 2019 03:49 CEST | Update | N/A |
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| article html file updated | 25 February 2019 02:03 CET | Original file | N/A |
| article pdf uploaded. | 25 February 2019 02:01 CET | Updated version of record | https://www.mdpi.com/2073-8994/11/2/251/pdf |
| article xml uploaded. | 25 February 2019 02:01 CET | Update | https://www.mdpi.com/2073-8994/11/2/251/xml |
| article xml file uploaded | 25 February 2019 02:01 CET | Update | N/A |
| article pdf uploaded. | 17 February 2019 12:23 CET | Version of Record | https://www.mdpi.com/2073-8994/11/2/251/pdf-vor |
| article xml file uploaded | 17 February 2019 12:23 CET | Original file | N/A |