| article html file updated | 11 February 2020 05:28 CET | Update | https://www.mdpi.com/1996-1944/12/1/81 |
| article html file updated | 12 October 2019 13:19 CEST | Update | - |
| article html file updated | 27 April 2019 14:11 CEST | Update | - |
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| article html file updated | 16 January 2019 05:47 CET | Update | - |
| article html file updated | 27 December 2018 04:42 CET | Original file | - |
| article pdf uploaded. | 27 December 2018 04:40 CET | Version of Record | https://www.mdpi.com/1996-1944/12/1/81/pdf |
| article xml uploaded. | 27 December 2018 04:40 CET | Update | https://www.mdpi.com/1996-1944/12/1/81/xml |
| article xml file uploaded | 27 December 2018 04:40 CET | Original file | - |
