| article html file updated | 7 February 2020 07:21 CET | Update | https://www.mdpi.com/1422-0067/17/4/563 |
| article html file updated | 5 May 2019 18:29 CEST | Update | N/A |
| article html file updated | 27 March 2019 02:02 CET | Update | N/A |
| article html file updated | 28 April 2016 05:18 CEST | Update | N/A |
| article html file updated | 15 April 2016 14:47 CEST | Original file | N/A |
| article xml uploaded. | 15 April 2016 14:46 CEST | Original file | https://www.mdpi.com/1422-0067/17/4/563/xml |
| article pdf uploaded. | 15 April 2016 14:46 CEST | Version of Record | https://www.mdpi.com/1422-0067/17/4/563/pdf |
