| article html file updated | 8 February 2020 11:47 CET | Update | https://www.mdpi.com/2075-4663/5/3/53 |
| article html file updated | 26 September 2019 03:00 CEST | Update | - |
| article html file updated | 3 May 2019 10:48 CEST | Update | - |
| article html file updated | 27 March 2019 17:17 CET | Update | - |
| article html file updated | 30 September 2017 10:09 CEST | Update | - |
| article html file updated | 23 July 2017 09:46 CEST | Update | - |
| article html file updated | 23 July 2017 09:45 CEST | Update | - |
| article html file updated | 23 July 2017 09:45 CEST | Original file | - |
| article xml uploaded. | 23 July 2017 09:43 CEST | Original file | https://www.mdpi.com/2075-4663/5/3/53/xml |
| article pdf uploaded. | 23 July 2017 09:43 CEST | Updated version of record | https://www.mdpi.com/2075-4663/5/3/53/pdf |
| article pdf uploaded. | 22 July 2017 14:21 CEST | Version of Record | https://www.mdpi.com/2075-4663/5/3/53/pdf-vor |
