| article html file updated | 9 February 2020 04:27 CET | Update | https://www.mdpi.com/2071-1050/10/2/317 |
| article html file updated | 30 September 2019 06:05 CEST | Update | - |
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| article html file updated | 26 January 2018 11:19 CET | Original file | - |
| article xml uploaded. | 26 January 2018 11:18 CET | Update | https://www.mdpi.com/2071-1050/10/2/317/xml |
| article xml uploaded. | 26 January 2018 11:18 CET | Original file | - |
| article pdf uploaded. | 26 January 2018 11:18 CET | Version of Record | https://www.mdpi.com/2071-1050/10/2/317/pdf |