| article html file updated | 9 February 2020 02:46 CET | Update | https://www.mdpi.com/1996-1944/11/1/111 |
| article html file updated | 29 September 2019 20:22 CEST | Update | - |
| article html file updated | 2 May 2019 02:51 CEST | Update | - |
| article html file updated | 18 April 2019 01:03 CEST | Update | - |
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| article html file updated | 1 February 2018 14:40 CET | Update | - |
| article html file updated | 11 January 2018 18:24 CET | Original file | - |
| article xml uploaded. | 11 January 2018 18:23 CET | Update | https://www.mdpi.com/1996-1944/11/1/111/xml |
| article xml uploaded. | 11 January 2018 18:23 CET | Original file | - |
| article pdf uploaded. | 11 January 2018 18:23 CET | Version of Record | https://www.mdpi.com/1996-1944/11/1/111/pdf |
