| article html file updated | 7 February 2020 05:34 CET | Update | https://www.mdpi.com/1422-0067/17/3/348 |
| article html file updated | 5 May 2019 22:10 CEST | Update | - |
| article html file updated | 26 March 2019 22:49 CET | Update | - |
| article html file updated | 30 March 2016 12:02 CEST | Original file | - |
| article xml uploaded. | 18 March 2016 11:09 CET | Update | https://www.mdpi.com/1422-0067/17/3/348/xml |
| article pdf uploaded. | 18 March 2016 11:09 CET | Updated version of record | https://www.mdpi.com/1422-0067/17/3/348/pdf |
| article pdf uploaded. | 8 March 2016 08:56 CET | Version of Record | https://www.mdpi.com/1422-0067/17/3/348/pdf-vor |
