| article html file updated | 6 February 2020 16:27 CET | Update | https://www.mdpi.com/2072-6643/7/3/1688 |
| article html file updated | 7 May 2019 00:04 CEST | Update | - |
| article html file updated | 25 March 2019 22:42 CET | Update | - |
| article html file updated | 21 August 2015 08:30 CEST | Update | - |
| article html file updated | 30 March 2015 12:40 CEST | Update | - |
| article xml file uploaded | 30 March 2015 12:40 CEST | Update | https://www.mdpi.com/2072-6643/7/3/1688/xml |
| article html file updated | 17 March 2015 05:03 CET | Original file | - |
| article xml file uploaded | 17 March 2015 05:03 CET | Original file | - |
| article pdf uploaded. | 11 March 2015 08:35 CET | Updated version of record | https://www.mdpi.com/2072-6643/7/3/1688/pdf |
| article pdf uploaded. | 10 March 2015 12:49 CET | Version of Record | https://www.mdpi.com/2072-6643/7/3/1688/pdf-vor |
