| article html file updated | 9 February 2020 20:20 CET | Update | https://www.mdpi.com/1996-1073/11/6/1457 |
| article html file updated | 4 October 2019 07:08 CEST | Update | - |
| article html file updated | 30 April 2019 13:41 CEST | Update | - |
| article html file updated | 16 April 2019 14:17 CEST | Update | - |
| article html file updated | 30 March 2019 07:47 CET | Update | - |
| article html file updated | 27 June 2018 15:55 CEST | Update | - |
| article html file updated | 5 June 2018 11:35 CEST | Original file | - |
| article pdf uploaded. | 5 June 2018 11:33 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/6/1457/pdf |
| article xml uploaded. | 5 June 2018 11:33 CEST | Update | https://www.mdpi.com/1996-1073/11/6/1457/xml |
| article xml file uploaded | 5 June 2018 11:33 CEST | Original file | - |
