| article html file updated | 7 February 2020 18:41 CET | Update | https://www.mdpi.com/1422-0067/17/12/1986 |
| article html file updated | 4 May 2019 21:12 CEST | Update | N/A |
| article html file updated | 27 December 2016 10:55 CET | Update | N/A |
| article html file updated | 26 November 2016 11:37 CET | Original file | N/A |
| article xml uploaded. | 26 November 2016 11:36 CET | Update | https://www.mdpi.com/1422-0067/17/12/1986/xml |
| article xml uploaded. | 26 November 2016 11:36 CET | Original file | N/A |
| article pdf uploaded. | 26 November 2016 11:36 CET | Version of Record | https://www.mdpi.com/1422-0067/17/12/1986/pdf |
