| article html file updated | 11 February 2020 18:09 CET | Update | https://www.mdpi.com/1996-1073/12/4/741 |
| article html file updated | 15 October 2019 13:01 CEST | Update | - |
| article html file updated | 26 April 2019 12:16 CEST | Update | - |
| article html file updated | 12 April 2019 07:45 CEST | Update | - |
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| article html file updated | 1 March 2019 11:07 CET | Update | - |
| article html file updated | 23 February 2019 08:46 CET | Original file | - |
| article pdf uploaded. | 23 February 2019 08:43 CET | Version of Record | https://www.mdpi.com/1996-1073/12/4/741/pdf |
| article xml uploaded. | 23 February 2019 08:43 CET | Update | https://www.mdpi.com/1996-1073/12/4/741/xml |
| article xml file uploaded | 23 February 2019 08:43 CET | Original file | - |
