| article html file updated | 7 February 2020 23:43 CET | Update | https://www.mdpi.com/1422-0067/18/2/445 |
| article html file updated | 23 September 2019 09:49 CEST | Update | N/A |
| article html file updated | 4 May 2019 10:36 CEST | Update | N/A |
| article html file updated | 2 March 2017 10:16 CET | Update | N/A |
| article html file updated | 18 February 2017 09:27 CET | Original file | N/A |
| article xml uploaded. | 18 February 2017 09:26 CET | Original file | https://www.mdpi.com/1422-0067/18/2/445/xml |
| article pdf uploaded. | 18 February 2017 09:26 CET | Version of Record | https://www.mdpi.com/1422-0067/18/2/445/pdf |
