| article html file updated | 6 February 2020 08:27 CET | Update | https://www.mdpi.com/1422-0067/15/4/5916 |
| article html file updated | 7 May 2019 16:12 CEST | Update | N/A |
| article html file updated | 21 March 2019 15:10 CET | Update | N/A |
| article html file updated | 20 August 2015 02:29 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/1422-0067/15/4/5916/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. | 9 April 2014 09:01 CEST | Updated version of record | https://www.mdpi.com/1422-0067/15/4/5916/pdf |
