| article html file updated | 6 February 2020 08:27 CET | Update | https://www.mdpi.com/1422-0067/15/4/5907 |
| article html file updated | 7 May 2019 16:14 CEST | Update | N/A |
| article html file updated | 21 March 2019 15:09 CET | Update | N/A |
| article html file updated | 20 August 2015 02:28 CEST | Update | N/A |
| article html file updated | 12 May 2014 11:38 CEST | Update | N/A |
| article xml file uploaded | 12 May 2014 11:38 CEST | Update | https://www.mdpi.com/1422-0067/15/4/5907/xml |
| article html file updated | 12 May 2014 10:49 CEST | Original file | N/A |
| article xml file uploaded | 12 May 2014 10:49 CEST | Original file | N/A |
| article pdf uploaded. | 8 April 2014 13:33 CEST | Version of Record | https://www.mdpi.com/1422-0067/15/4/5907/pdf |
