| article html file updated | 6 February 2020 14:56 CET | Update | https://www.mdpi.com/2072-6643/7/1/277 |
| article html file updated | 7 May 2019 02:58 CEST | Update | - |
| article html file updated | 25 March 2019 20:04 CET | Update | - |
| article html file updated | 21 August 2015 05:17 CEST | Update | - |
| article html file updated | 23 January 2015 11:54 CET | Update | - |
| article xml file uploaded | 23 January 2015 11:54 CET | Update | https://www.mdpi.com/2072-6643/7/1/277/xml |
| article html file updated | 8 January 2015 09:59 CET | Original file | - |
| article xml file uploaded | 8 January 2015 09:59 CET | Original file | - |
| article supplementary file uploaded. | 6 January 2015 12:19 CET | - | https://www.mdpi.com/2072-6643/7/1/277#supplementary |
| article pdf uploaded. | 6 January 2015 12:19 CET | Version of Record | https://www.mdpi.com/2072-6643/7/1/277/pdf |