| article html file updated | 9 February 2020 05:17 CET | Update | https://www.mdpi.com/1422-0067/19/2/448 |
| article html file updated | 30 September 2019 11:15 CEST | Update | N/A |
| article html file updated | 1 May 2019 21:30 CEST | Update | N/A |
| article html file updated | 17 April 2019 20:21 CEST | Update | N/A |
| article html file updated | 28 March 2019 20:25 CET | Update | N/A |
| article html file updated | 14 March 2018 18:34 CET | Update | N/A |
| article html file updated | 2 February 2018 11:21 CET | Original file | N/A |
| article xml uploaded. | 2 February 2018 09:47 CET | Original file | https://www.mdpi.com/1422-0067/19/2/448/xml |
| article pdf uploaded. | 2 February 2018 09:47 CET | Version of Record | https://www.mdpi.com/1422-0067/19/2/448/pdf |
