| article html file updated | 6 February 2020 18:35 CET | Update | https://www.mdpi.com/2076-0817/4/2/210 |
| article html file updated | 6 May 2019 20:07 CEST | Update | - |
| article html file updated | 26 March 2019 02:32 CET | Update | - |
| article html file updated | 8 September 2015 06:05 CEST | Update | - |
| article xml file uploaded | 8 September 2015 06:05 CEST | Update | https://www.mdpi.com/2076-0817/4/2/210/xml |
| article html file updated | 21 August 2015 12:06 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 | - |
| article supplementary file uploaded. | 13 May 2015 15:41 CEST | - | https://www.mdpi.com/2076-0817/4/2/210#supplementary |
| article pdf uploaded. | 13 May 2015 15:41 CEST | Version of Record | https://www.mdpi.com/2076-0817/4/2/210/pdf |
