| article html file updated | 7 February 2020 22:28 CET | Update | https://www.mdpi.com/1422-0067/18/2/266 |
| article html file updated | 23 September 2019 02:52 CEST | Update | N/A |
| article html file updated | 4 May 2019 13:07 CEST | Update | N/A |
| article html file updated | 2 March 2017 09:47 CET | Update | N/A |
| article html file updated | 29 January 2017 08:45 CET | Original file | N/A |
| article xml uploaded. | 29 January 2017 08:44 CET | Original file | https://www.mdpi.com/1422-0067/18/2/266/xml |
| article pdf uploaded. | 29 January 2017 08:44 CET | Version of Record | https://www.mdpi.com/1422-0067/18/2/266/pdf |
