| article html file updated | 9 February 2020 01:29 CET | Update | https://www.mdpi.com/2071-1050/10/1/71 |
| article html file updated | 29 September 2019 13:21 CEST | Update | - |
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| article html file updated | 29 December 2017 08:58 CET | Original file | - |
| article xml uploaded. | 29 December 2017 08:57 CET | Update | https://www.mdpi.com/2071-1050/10/1/71/xml |
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| article pdf uploaded. | 29 December 2017 08:57 CET | Version of Record | https://www.mdpi.com/2071-1050/10/1/71/pdf |
