| article html file updated | 6 February 2020 16:26 CET | Update | https://www.mdpi.com/2077-0383/4/3/425 |
| article html file updated | 7 May 2019 00:06 CEST | Update | - |
| article html file updated | 25 March 2019 22:40 CET | Update | - |
| article html file updated | 21 August 2015 08:28 CEST | Update | - |
| article html file updated | 25 June 2015 12:09 CEST | Original file | - |
| article xml file uploaded | 25 June 2015 12:09 CEST | Original file | https://www.mdpi.com/2077-0383/4/3/425/xml |
| article supplementary file uploaded. | 9 March 2015 14:12 CET | - | https://www.mdpi.com/2077-0383/4/3/425#supplementary |
| article pdf uploaded. | 9 March 2015 14:12 CET | Version of Record | https://www.mdpi.com/2077-0383/4/3/425/pdf |