| article html file updated | 9 February 2020 00:48 CET | Update | https://www.mdpi.com/2073-4441/10/1/2 |
| article html file updated | 29 September 2019 09:25 CEST | Update | - |
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| article html file updated | 28 March 2019 10:10 CET | Update | - |
| article html file updated | 1 February 2018 12:33 CET | Update | - |
| article html file updated | 3 January 2018 03:31 CET | Original file | - |
| article xml uploaded. | 3 January 2018 03:30 CET | Update | https://www.mdpi.com/2073-4441/10/1/2/xml |
| article xml uploaded. | 21 December 2017 15:10 CET | Update | - |
| article xml uploaded. | 21 December 2017 15:10 CET | Original file | - |
| article pdf uploaded. | 21 December 2017 15:10 CET | Version of Record | https://www.mdpi.com/2073-4441/10/1/2/pdf |
