| article html file updated | 8 February 2020 02:52 CET | Update | https://www.mdpi.com/1422-0067/18/4/764 |
| article html file updated | 24 September 2019 03:51 CEST | Update | - |
| article html file updated | 4 May 2019 03:40 CEST | Update | - |
| article html file updated | 2 May 2017 05:57 CEST | Update | - |
| article html file updated | 17 April 2017 11:35 CEST | Update | - |
| article xml uploaded. | 17 April 2017 11:34 CEST | Update | https://www.mdpi.com/1422-0067/18/4/764/xml |
| article pdf uploaded. | 17 April 2017 11:34 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/4/764/pdf |
| article html file updated | 7 April 2017 06:12 CEST | Update | - |
| article pdf uploaded. | 7 April 2017 06:11 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/4/764/pdf-vor |
| article html file updated | 5 April 2017 14:04 CEST | Update | - |
| article pdf uploaded. | 5 April 2017 14:03 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/4/764/pdf-vor |
| article html file updated | 4 April 2017 15:09 CEST | Original file | - |
| article pdf uploaded. | 4 April 2017 15:07 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/4/764/pdf-vor |