| article html file updated | 9 February 2020 13:56 CET | Update | https://www.mdpi.com/2076-0760/7/4/66 |
| article html file updated | 2 October 2019 15:40 CEST | Update | - |
| article html file updated | 1 May 2019 03:15 CEST | Update | - |
| article html file updated | 17 April 2019 03:40 CEST | Update | - |
| article html file updated | 29 March 2019 15:56 CET | Update | - |
| article html file updated | 16 April 2018 09:12 CEST | Original file | - |
| article pdf uploaded. | 16 April 2018 09:11 CEST | Version of Record | https://www.mdpi.com/2076-0760/7/4/66/pdf |
| article xml uploaded. | 16 April 2018 09:11 CEST | Update | https://www.mdpi.com/2076-0760/7/4/66/xml |
| article xml file uploaded | 16 April 2018 09:11 CEST | Original file | - |
