| article html file updated | 6 February 2020 07:22 CET | Update | https://www.mdpi.com/1422-0067/15/2/2991 |
| article html file updated | 7 May 2019 18:27 CEST | Update | N/A |
| article html file updated | 21 March 2019 12:35 CET | Update | N/A |
| article html file updated | 19 August 2015 21:01 CEST | Update | N/A |
| article html file updated | 20 March 2014 10:08 CET | Original file | N/A |
| article xml file uploaded | 20 March 2014 10:08 CET | Original file | https://www.mdpi.com/1422-0067/15/2/2991/xml |
| article supplementary file uploaded. | 20 February 2014 11:44 CET | - | https://www.mdpi.com/1422-0067/15/2/2991#supplementary |
| article pdf uploaded. | 20 February 2014 11:44 CET | Version of Record | https://www.mdpi.com/1422-0067/15/2/2991/pdf |
