| article html file updated | 8 February 2020 03:06 CET | Update | https://www.mdpi.com/1422-0067/18/4/785 |
| article html file updated | 24 September 2019 05:06 CEST | Update | N/A |
| article html file updated | 4 May 2019 03:10 CEST | Update | N/A |
| article html file updated | 2 May 2017 06:01 CEST | Update | N/A |
| article html file updated | 9 April 2017 13:27 CEST | Original file | N/A |
| article xml uploaded. | 9 April 2017 13:26 CEST | Original file | https://www.mdpi.com/1422-0067/18/4/785/xml |
| article pdf uploaded. | 9 April 2017 13:26 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/4/785/pdf |
| article pdf uploaded. | 7 April 2017 11:39 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/4/785/pdf-vor |
