| article html file updated | 9 February 2020 09:22 CET | Update | https://www.mdpi.com/2077-0383/7/3/51 |
| article html file updated | 1 October 2019 11:10 CEST | Update | - |
| article html file updated | 1 May 2019 12:45 CEST | Update | - |
| article html file updated | 17 April 2019 12:26 CEST | Update | - |
| article html file updated | 29 March 2019 05:32 CET | Update | - |
| article html file updated | 26 March 2018 13:13 CEST | Update | - |
| article html file updated | 10 March 2018 10:30 CET | Original file | - |
| article xml uploaded. | 10 March 2018 10:29 CET | Original file | https://www.mdpi.com/2077-0383/7/3/51/xml |
| article pdf uploaded. | 10 March 2018 10:29 CET | Version of Record | https://www.mdpi.com/2077-0383/7/3/51/pdf |
