| article html file updated | 8 February 2020 08:30 CET | Update | https://www.mdpi.com/2075-163X/7/6/102 |
| article html file updated | 25 September 2019 09:35 CEST | Update | - |
| article html file updated | 3 May 2019 17:03 CEST | Update | - |
| article html file updated | 28 June 2017 14:15 CEST | Update | - |
| article html file updated | 19 June 2017 13:46 CEST | Original file | - |
| article xml uploaded. | 19 June 2017 13:45 CEST | Original file | https://www.mdpi.com/2075-163X/7/6/102/xml |
| article pdf uploaded. | 19 June 2017 13:45 CEST | Updated version of record | https://www.mdpi.com/2075-163X/7/6/102/pdf |
| article pdf uploaded. | 16 June 2017 14:24 CEST | Version of Record | https://www.mdpi.com/2075-163X/7/6/102/pdf-vor |
