| article html file updated | 6 February 2020 21:34 CET | Update | https://www.mdpi.com/2075-5309/5/3/880 |
| article html file updated | 6 May 2019 13:57 CEST | Update | - |
| article html file updated | 26 March 2019 08:21 CET | Update | - |
| article html file updated | 21 August 2015 15:29 CEST | Update | - |
| article html file updated | 20 August 2015 08:26 CEST | Original file | - |
| article xml file uploaded | 20 August 2015 08:26 CEST | Original file | https://www.mdpi.com/2075-5309/5/3/880/xml |
| article pdf uploaded. | 7 August 2015 14:49 CEST | Version of Record | https://www.mdpi.com/2075-5309/5/3/880/pdf |
