| article html file updated | 9 February 2020 07:35 CET | Update | https://www.mdpi.com/2227-9032/6/1/19 |
| article html file updated | 1 October 2019 00:54 CEST | Update | - |
| article html file updated | 1 May 2019 16:24 CEST | Update | - |
| article html file updated | 17 April 2019 15:51 CEST | Update | - |
| article html file updated | 29 March 2019 01:25 CET | Update | - |
| article html file updated | 27 March 2018 14:37 CEST | Update | - |
| article html file updated | 28 February 2018 13:32 CET | Original file | - |
| article xml uploaded. | 28 February 2018 13:31 CET | Update | https://www.mdpi.com/2227-9032/6/1/19/xml |
| article pdf uploaded. | 28 February 2018 13:31 CET | Updated version of record | https://www.mdpi.com/2227-9032/6/1/19/pdf |
| article xml uploaded. | 27 February 2018 08:47 CET | Update | - |
| article pdf uploaded. | 27 February 2018 08:47 CET | Updated version of record | https://www.mdpi.com/2227-9032/6/1/19/pdf-vor |
| article xml uploaded. | 25 February 2018 12:45 CET | Original file | - |
| article pdf uploaded. | 25 February 2018 12:45 CET | Updated version of record | https://www.mdpi.com/2227-9032/6/1/19/pdf-vor |
| article pdf uploaded. | 25 February 2018 10:44 CET | Version of Record | https://www.mdpi.com/2227-9032/6/1/19/pdf-vor |
