| article html file updated | 8 February 2020 01:49 CET | Update | https://www.mdpi.com/1422-0067/18/3/664 |
| article html file updated | 23 September 2019 21:52 CEST | Update | - |
| article html file updated | 4 May 2019 05:54 CEST | Update | - |
| article html file updated | 30 March 2017 10:50 CEST | Update | - |
| article html file updated | 27 March 2017 05:17 CEST | Update | - |
| article html file updated | 21 March 2017 07:00 CET | Original file | - |
| article xml uploaded. | 21 March 2017 06:59 CET | Update | https://www.mdpi.com/1422-0067/18/3/664/xml |
| article pdf uploaded. | 21 March 2017 06:59 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/3/664/pdf |
| article pdf uploaded. | 20 March 2017 14:08 CET | Version of Record | https://www.mdpi.com/1422-0067/18/3/664/pdf-vor |
