| article html file updated | 6 February 2020 16:12 CET | Update | https://www.mdpi.com/1422-0067/16/3/4731 |
| article html file updated | 7 May 2019 00:30 CEST | Update | N/A |
| article html file updated | 25 March 2019 22:14 CET | Update | N/A |
| article html file updated | 21 August 2015 08:03 CEST | Update | N/A |
| article html file updated | 13 April 2015 12:17 CEST | Original file | N/A |
| article xml file uploaded | 13 April 2015 12:17 CEST | Original file | https://www.mdpi.com/1422-0067/16/3/4731/xml |
| article pdf uploaded. | 2 March 2015 08:59 CET | Version of Record | https://www.mdpi.com/1422-0067/16/3/4731/pdf |
