| article html file updated | 6 February 2020 07:15 CET | Update | https://www.mdpi.com/2077-0383/3/1/176 |
| article html file updated | 7 May 2019 18:39 CEST | Update | - |
| article html file updated | 21 March 2019 12:19 CET | Update | - |
| article html file updated | 19 August 2015 20:25 CEST | Update | - |
| article html file updated | 16 December 2014 04:50 CET | Update | - |
| article xml file uploaded | 16 December 2014 04:50 CET | Update | https://www.mdpi.com/2077-0383/3/1/176/xml |
| article html file updated | 10 December 2014 09:53 CET | Original file | - |
| article xml file uploaded | 10 December 2014 09:53 CET | Original file | - |
| article supplementary file uploaded. | 24 February 2014 16:47 CET | - | https://www.mdpi.com/2077-0383/3/1/176#supplementary |
| article pdf uploaded. | 14 February 2014 15:17 CET | Version of Record | https://www.mdpi.com/2077-0383/3/1/176/pdf |
