| article html file updated | 7 February 2020 05:43 CET | Update | https://www.mdpi.com/1422-0067/17/3/357 |
| article html file updated | 5 May 2019 21:51 CEST | Update | N/A |
| article html file updated | 26 March 2019 23:07 CET | Update | N/A |
| article html file updated | 30 March 2016 12:02 CEST | Original file | N/A |
| article pdf uploaded. | 10 March 2016 10:22 CET | Version of Record | https://www.mdpi.com/1422-0067/17/3/357/pdf |
| article xml uploaded. | 10 March 2016 10:22 CET | Original file | https://www.mdpi.com/1422-0067/17/3/357/xml |
