| article html file updated | 11 February 2020 15:05 CET | Update | https://www.mdpi.com/2073-4352/9/2/91 |
| article html file updated | 14 October 2019 19:08 CEST | Update | - |
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| article pdf uploaded. | 20 February 2019 12:49 CET | Updated version of record | https://www.mdpi.com/2073-4352/9/2/91/pdf |
| article xml uploaded. | 20 February 2019 12:49 CET | Update | https://www.mdpi.com/2073-4352/9/2/91/xml |
| article xml file uploaded | 20 February 2019 12:49 CET | Update | - |
| article html file updated | 12 February 2019 13:08 CET | Original file | - |
| article pdf uploaded. | 12 February 2019 13:06 CET | Updated version of record | https://www.mdpi.com/2073-4352/9/2/91/pdf-vor |
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| article xml file uploaded | 11 February 2019 16:13 CET | Original file | - |
| article pdf uploaded. | 11 February 2019 16:13 CET | Version of Record | https://www.mdpi.com/2073-4352/9/2/91/pdf-vor |
