| article html file updated | 6 February 2020 18:15 CET | Update | https://www.mdpi.com/2076-328X/5/2/203 |
| article html file updated | 20 September 2019 20:53 CEST | Update | - |
| article html file updated | 6 May 2019 20:46 CEST | Update | - |
| article html file updated | 26 March 2019 01:50 CET | Update | - |
| article html file updated | 21 August 2015 11:30 CEST | Update | - |
| article html file updated | 7 July 2015 10:59 CEST | Original file | - |
| article xml file uploaded | 7 July 2015 10:59 CEST | Original file | https://www.mdpi.com/2076-328X/5/2/203/xml |
| article pdf uploaded. | 30 April 2015 15:43 CEST | Version of Record | https://www.mdpi.com/2076-328X/5/2/203/pdf |
