| article html file updated | 6 February 2020 07:24 CET | Update | https://www.mdpi.com/1422-0067/15/2/3253 |
| article html file updated | 7 May 2019 18:22 CEST | Update | - |
| article html file updated | 21 March 2019 12:41 CET | Update | - |
| article html file updated | 19 August 2015 21:17 CEST | Update | - |
| article html file updated | 20 March 2014 10:14 CET | Original file | - |
| article xml file uploaded | 20 March 2014 10:14 CET | Original file | https://www.mdpi.com/1422-0067/15/2/3253/xml |
| article supplementary file uploaded. | 24 February 2014 14:36 CET | - | https://www.mdpi.com/1422-0067/15/2/3253#supplementary |
| article pdf uploaded. | 21 February 2014 10:31 CET | Version of Record | https://www.mdpi.com/1422-0067/15/2/3253/pdf |