| article html file updated | 6 February 2020 08:15 CET | Update | https://www.mdpi.com/1422-0067/15/4/5472 |
| article html file updated | 7 May 2019 16:38 CEST | Update | N/A |
| article html file updated | 21 March 2019 14:42 CET | Update | N/A |
| article html file updated | 20 August 2015 01:37 CEST | Update | N/A |
| article html file updated | 12 May 2014 11:36 CEST | Update | N/A |
| article xml file uploaded | 12 May 2014 11:36 CEST | Update | https://www.mdpi.com/1422-0067/15/4/5472/xml |
| article html file updated | 12 May 2014 10:38 CEST | Original file | N/A |
| article xml file uploaded | 12 May 2014 10:38 CEST | Original file | N/A |
| article pdf uploaded. | 31 March 2014 11:45 CEST | Updated version of record | https://www.mdpi.com/1422-0067/15/4/5472/pdf |
| article supplementary file uploaded. | 28 March 2014 13:34 CET | - | https://www.mdpi.com/1422-0067/15/4/5472#supplementary |
| article pdf uploaded. | 28 March 2014 13:34 CET | Version of Record | https://www.mdpi.com/1422-0067/15/4/5472/pdf-vor |
