| article html file updated | 9 February 2020 08:28 CET | Update | https://www.mdpi.com/1996-1073/11/3/542 |
| article html file updated | 1 October 2019 05:50 CEST | Update | - |
| article html file updated | 1 May 2019 14:36 CEST | Update | - |
| article html file updated | 17 April 2019 14:11 CEST | Update | - |
| article html file updated | 29 March 2019 03:33 CET | Update | - |
| article html file updated | 27 March 2018 05:48 CEST | Update | - |
| article html file updated | 5 March 2018 09:43 CET | Original file | - |
| article xml uploaded. | 5 March 2018 09:42 CET | Original file | https://www.mdpi.com/1996-1073/11/3/542/xml |
| article pdf uploaded. | 5 March 2018 09:42 CET | Updated version of record | https://www.mdpi.com/1996-1073/11/3/542/pdf |
| article pdf uploaded. | 2 March 2018 16:36 CET | Version of Record | https://www.mdpi.com/1996-1073/11/3/542/pdf-vor |
