| article html file updated | 6 February 2020 16:07 CET | Update | https://www.mdpi.com/1660-4601/12/3/2521 |
| article html file updated | 7 May 2019 00:40 CEST | Update | - |
| article html file updated | 25 March 2019 22:03 CET | Update | - |
| article html file updated | 21 August 2015 07:55 CEST | Update | - |
| article html file updated | 30 March 2015 12:39 CEST | Update | - |
| article xml file uploaded | 30 March 2015 12:39 CEST | Update | https://www.mdpi.com/1660-4601/12/3/2521/xml |
| article html file updated | 5 March 2015 11:19 CET | Original file | - |
| article xml file uploaded | 5 March 2015 11:19 CET | Original file | - |
| article pdf uploaded. | 25 February 2015 08:08 CET | Version of Record | https://www.mdpi.com/1660-4601/12/3/2521/pdf |
