| article html file updated | 9 February 2020 02:52 CET | Update | https://www.mdpi.com/2071-1050/10/1/174 |
| article html file updated | 29 September 2019 20:56 CEST | Update | - |
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| article html file updated | 9 February 2018 11:34 CET | Update | - |
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| article html file updated | 12 January 2018 16:22 CET | Original file | - |
| article xml uploaded. | 12 January 2018 16:20 CET | Original file | https://www.mdpi.com/2071-1050/10/1/174/xml |
| article pdf uploaded. | 12 January 2018 16:20 CET | Version of Record | https://www.mdpi.com/2071-1050/10/1/174/pdf |
