| article html file updated | 9 February 2020 05:18 CET | Update | https://www.mdpi.com/2227-9059/6/1/14 |
| article html file updated | 30 September 2019 11:16 CEST | Update | - |
| article html file updated | 1 May 2019 21:29 CEST | Update | - |
| article html file updated | 17 April 2019 20:21 CEST | Update | - |
| article html file updated | 28 March 2019 20:25 CET | Update | - |
| article html file updated | 26 March 2018 15:55 CEST | Update | - |
| article html file updated | 7 February 2018 06:05 CET | Update | - |
| article xml uploaded. | 7 February 2018 06:04 CET | Update | https://www.mdpi.com/2227-9059/6/1/14/xml |
| article pdf uploaded. | 7 February 2018 06:04 CET | Updated version of record | https://www.mdpi.com/2227-9059/6/1/14/pdf |
| article html file updated | 2 February 2018 11:20 CET | Original file | - |
| article xml uploaded. | 2 February 2018 09:40 CET | Original file | - |
| article pdf uploaded. | 2 February 2018 09:40 CET | Version of Record | https://www.mdpi.com/2227-9059/6/1/14/pdf-vor |
