| article html file updated | 7 February 2020 12:48 CET | Update | https://www.mdpi.com/2079-3197/4/3/27 |
| article html file updated | 5 May 2019 08:04 CEST | Update | - |
| article html file updated | 27 March 2019 12:32 CET | Update | - |
| article html file updated | 29 September 2016 08:48 CEST | Update | - |
| article html file updated | 4 August 2016 10:47 CEST | Original file | - |
| article xml uploaded. | 4 August 2016 10:46 CEST | Update | https://www.mdpi.com/2079-3197/4/3/27/xml |
| article pdf uploaded. | 4 August 2016 10:46 CEST | Version of Record | https://www.mdpi.com/2079-3197/4/3/27/pdf |
