| article html file updated | 9 February 2020 03:28 CET | Update | https://www.mdpi.com/2076-2615/8/1/14 |
| article html file updated | 30 September 2019 00:30 CEST | Update | - |
| article html file updated | 2 May 2019 01:26 CEST | Update | - |
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| article html file updated | 1 February 2018 13:51 CET | Update | - |
| article html file updated | 18 January 2018 08:12 CET | Original file | - |
| article xml uploaded. | 18 January 2018 08:11 CET | Original file | https://www.mdpi.com/2076-2615/8/1/14/xml |
| article pdf uploaded. | 18 January 2018 08:11 CET | Version of Record | https://www.mdpi.com/2076-2615/8/1/14/pdf |
