| article html file updated | 6 February 2020 19:28 CET | Update | https://www.mdpi.com/2073-8994/7/2/1040 |
| article html file updated | 9 January 2020 11:22 CET | Update | - |
| article html file updated | 20 September 2019 22:31 CEST | Update | - |
| article html file updated | 6 May 2019 18:14 CEST | Update | - |
| article html file updated | 26 March 2019 04:20 CET | Update | - |
| article html file updated | 21 August 2015 13:18 CEST | Update | - |
| article html file updated | 7 July 2015 09:41 CEST | Original file | - |
| article xml file uploaded | 7 July 2015 09:41 CEST | Original file | https://www.mdpi.com/2073-8994/7/2/1040/xml |
| article pdf uploaded. | 9 June 2015 16:04 CEST | Updated version of record | https://www.mdpi.com/2073-8994/7/2/1040/pdf |
| article pdf uploaded. | 8 June 2015 12:16 CEST | Version of Record | https://www.mdpi.com/2073-8994/7/2/1040/pdf-vor |
