| article html file updated | 8 February 2020 07:53 CET | Update | https://www.mdpi.com/1422-0067/18/6/1237 |
| article html file updated | 25 September 2019 06:23 CEST | Update | N/A |
| article html file updated | 3 May 2019 18:11 CEST | Update | N/A |
| article html file updated | 28 June 2017 13:34 CEST | Update | N/A |
| article html file updated | 9 June 2017 13:12 CEST | Original file | N/A |
| article xml uploaded. | 9 June 2017 13:11 CEST | Original file | https://www.mdpi.com/1422-0067/18/6/1237/xml |
| article pdf uploaded. | 9 June 2017 13:11 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/6/1237/pdf |
