| article html file updated | 9 February 2020 05:25 CET | Update | https://www.mdpi.com/2225-1146/6/1/5 |
| article html file updated | 30 September 2019 12:08 CEST | Update | - |
| article html file updated | 1 May 2019 21:11 CEST | Update | - |
| article html file updated | 17 April 2019 20:06 CEST | Update | - |
| article html file updated | 28 March 2019 20:42 CET | Update | - |
| article html file updated | 27 March 2018 15:44 CEST | Update | - |
| article html file updated | 6 February 2018 12:15 CET | Update | - |
| article xml uploaded. | 6 February 2018 12:14 CET | Update | https://www.mdpi.com/2225-1146/6/1/5/xml |
| article pdf uploaded. | 6 February 2018 12:14 CET | Updated version of record | https://www.mdpi.com/2225-1146/6/1/5/pdf |
| article html file updated | 3 February 2018 11:42 CET | Original file | - |
| article xml uploaded. | 3 February 2018 11:40 CET | Original file | - |
| article pdf uploaded. | 3 February 2018 11:40 CET | Version of Record | https://www.mdpi.com/2225-1146/6/1/5/pdf-vor |
