| article html file updated | 9 February 2020 18:22 CET | Update | https://www.mdpi.com/2227-7080/6/2/51 |
| article html file updated | 3 October 2019 19:03 CEST | Update | - |
| article html file updated | 30 April 2019 18:11 CEST | Update | - |
| article html file updated | 16 April 2019 18:38 CEST | Update | - |
| article html file updated | 30 March 2019 02:49 CET | Update | - |
| article html file updated | 26 June 2018 05:08 CEST | Update | - |
| article html file updated | 20 May 2018 13:35 CEST | Original file | - |
| article supplementary file uploaded. | 20 May 2018 13:33 CEST | - | https://www.mdpi.com/2227-7080/6/2/51#supplementary |
| article pdf uploaded. | 20 May 2018 13:33 CEST | Version of Record | https://www.mdpi.com/2227-7080/6/2/51/pdf |
| article xml uploaded. | 20 May 2018 13:33 CEST | Update | https://www.mdpi.com/2227-7080/6/2/51/xml |
| article xml file uploaded | 20 May 2018 13:33 CEST | Original file | - |
