| article html file updated | 8 February 2020 22:05 CET | Update | https://www.mdpi.com/2079-6412/7/12/209 |
| article html file updated | 28 September 2019 17:22 CEST | Update | - |
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| article html file updated | 29 November 2017 08:11 CET | Update | - |
| article xml uploaded. | 29 November 2017 08:10 CET | Update | https://www.mdpi.com/2079-6412/7/12/209/xml |
| article xml uploaded. | 29 November 2017 08:10 CET | Update | - |
| article pdf uploaded. | 29 November 2017 08:10 CET | Updated version of record | https://www.mdpi.com/2079-6412/7/12/209/pdf |
| article xml uploaded. | 29 November 2017 08:10 CET | Update | - |
| article html file updated | 24 November 2017 07:08 CET | Update | - |
| article xml uploaded. | 24 November 2017 07:07 CET | Update | - |
| article xml uploaded. | 24 November 2017 07:07 CET | Update | - |
| article pdf uploaded. | 24 November 2017 07:07 CET | Updated version of record | https://www.mdpi.com/2079-6412/7/12/209/pdf-vor |
| article html file updated | 23 November 2017 16:06 CET | Original file | - |
| article xml uploaded. | 23 November 2017 16:05 CET | Update | - |
| article pdf uploaded. | 23 November 2017 16:05 CET | Version of Record | https://www.mdpi.com/2079-6412/7/12/209/pdf-vor |
| article xml uploaded. | 23 November 2017 16:05 CET | Original file | - |