| article html file updated | 7 February 2020 10:13 CET | Update | https://www.mdpi.com/1422-0067/17/6/946 |
| article html file updated | 5 May 2019 12:51 CEST | Update | N/A |
| article html file updated | 27 March 2019 07:35 CET | Update | N/A |
| article html file updated | 29 June 2016 03:58 CEST | Update | N/A |
| article html file updated | 15 June 2016 11:53 CEST | Original file | N/A |
| article xml uploaded. | 15 June 2016 11:50 CEST | Update | https://www.mdpi.com/1422-0067/17/6/946/xml |
| article pdf uploaded. | 15 June 2016 11:50 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/6/946/pdf |
