| article html file updated | 14 September 2021 11:33 CEST | Update | https://www.mdpi.com/2073-4360/9/12/715 |
| article xml uploaded. | 14 September 2021 11:31 CEST | Update | https://www.mdpi.com/2073-4360/9/12/715/xml |
| article xml uploaded. | 14 September 2021 11:31 CEST | Update | - |
| article html file updated | 13 September 2021 06:08 CEST | Update | - |
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| article html file updated | 14 December 2017 17:44 CET | Original file | - |
| article xml uploaded. | 14 December 2017 17:42 CET | Update | - |
| article xml uploaded. | 14 December 2017 17:42 CET | Update | - |
| article xml uploaded. | 14 December 2017 17:42 CET | Original file | - |
| article pdf uploaded. | 14 December 2017 17:42 CET | Version of Record | https://www.mdpi.com/2073-4360/9/12/715/pdf |