| article html file updated | 8 February 2020 04:21 CET | Update | https://www.mdpi.com/1422-0067/18/5/903 |
| article html file updated | 24 September 2019 12:06 CEST | Update | - |
| article html file updated | 4 May 2019 00:49 CEST | Update | - |
| article html file updated | 1 June 2017 11:01 CEST | Update | - |
| article html file updated | 27 April 2017 09:19 CEST | Update | - |
| article xml uploaded. | 27 April 2017 09:18 CEST | Update | https://www.mdpi.com/1422-0067/18/5/903/xml |
| article pdf uploaded. | 27 April 2017 09:18 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/5/903/pdf |
| article html file updated | 25 April 2017 13:50 CEST | Original file | - |
