| article html file updated | 8 February 2020 23:09 CET | Update | https://www.mdpi.com/2075-4701/7/12/544 |
| article html file updated | 28 September 2019 23:52 CEST | Update | - |
| article html file updated | 2 May 2019 10:38 CEST | Update | - |
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| article html file updated | 2 January 2018 17:58 CET | Update | - |
| article html file updated | 5 December 2017 12:39 CET | Original file | - |
| article xml uploaded. | 5 December 2017 12:38 CET | Original file | https://www.mdpi.com/2075-4701/7/12/544/xml |
| article pdf uploaded. | 5 December 2017 12:38 CET | Version of Record | https://www.mdpi.com/2075-4701/7/12/544/pdf |
