| article html file updated | 11 February 2020 05:02 CET | Update | https://www.mdpi.com/1996-1073/12/1/41 |
| article html file updated | 12 October 2019 10:25 CEST | Update | - |
| article html file updated | 27 April 2019 15:14 CEST | Update | - |
| article html file updated | 13 April 2019 11:05 CEST | Update | - |
| article html file updated | 2 April 2019 18:06 CEST | Update | - |
| article html file updated | 16 January 2019 04:53 CET | Update | - |
| article html file updated | 24 December 2018 09:18 CET | Original file | - |
| article pdf uploaded. | 24 December 2018 09:16 CET | Version of Record | https://www.mdpi.com/1996-1073/12/1/41/pdf |
| article xml uploaded. | 24 December 2018 09:16 CET | Update | https://www.mdpi.com/1996-1073/12/1/41/xml |
| article xml file uploaded | 24 December 2018 09:16 CET | Original file | - |
