| article html file updated | 21 August 2015 07:35 CEST | Update | https://www.mdpi.com/1424-8220/15/2/4291 |
| article html file updated | 19 March 2015 07:45 CET | Original file | - |
| article xml file uploaded | 19 March 2015 07:45 CET | Original file | https://www.mdpi.com/1424-8220/15/2/4291/xml |
| article supplementary file uploaded. | 13 February 2015 08:42 CET | - | https://www.mdpi.com/1424-8220/15/2/4291#supplementary |
| article pdf uploaded. | 13 February 2015 08:42 CET | Updated version of record | https://www.mdpi.com/1424-8220/15/2/4291/pdf |
| article supplementary file uploaded. | 12 February 2015 11:12 CET | - | https://www.mdpi.com/1424-8220/15/2/4291#supplementary |
| article pdf uploaded. | 12 February 2015 11:12 CET | Version of Record | https://www.mdpi.com/1424-8220/15/2/4291/pdf-vor |
