| article html file updated | 8 February 2020 20:22 CET | Update | https://www.mdpi.com/2073-4360/9/11/577 |
| article html file updated | 28 September 2019 06:01 CEST | Update | - |
| article html file updated | 2 May 2019 16:53 CEST | Update | - |
| article html file updated | 30 November 2017 11:46 CET | Update | - |
| article html file updated | 21 November 2017 23:14 CET | Update | - |
| article xml uploaded. | 21 November 2017 02:07 CET | Update | https://www.mdpi.com/2073-4360/9/11/577/xml |
| article pdf uploaded. | 21 November 2017 02:07 CET | Updated version of record | https://www.mdpi.com/2073-4360/9/11/577/pdf |
| article html file updated | 4 November 2017 12:05 CET | Original file | - |
| article xml uploaded. | 4 November 2017 12:04 CET | Original file | - |
| article pdf uploaded. | 4 November 2017 12:04 CET | Version of Record | https://www.mdpi.com/2073-4360/9/11/577/pdf-vor |
