| article html file updated | 6 February 2020 16:06 CET | Update | https://www.mdpi.com/2079-4991/5/1/218 |
| article html file updated | 7 May 2019 00:41 CEST | Update | - |
| article html file updated | 25 March 2019 22:02 CET | Update | - |
| article html file updated | 16 February 2017 07:17 CET | Update | - |
| article html file updated | 21 August 2015 07:55 CEST | Update | - |
| article html file updated | 28 February 2015 03:10 CET | Original file | - |
| article xml file uploaded | 28 February 2015 03:10 CET | Original file | https://www.mdpi.com/2079-4991/5/1/218/xml |
| article supplementary file uploaded. | 27 February 2015 09:06 CET | - | https://www.mdpi.com/2079-4991/5/1/218#supplementary |
| article pdf uploaded. | 24 February 2015 08:37 CET | Version of Record | https://www.mdpi.com/2079-4991/5/1/218/pdf |