| article html file updated | 8 February 2020 01:38 CET | Update | https://www.mdpi.com/2076-3417/7/3/293 |
| article html file updated | 23 September 2019 20:46 CEST | Update | - |
| article html file updated | 4 May 2019 06:21 CEST | Update | - |
| article html file updated | 28 March 2017 03:56 CEST | Update | - |
| article html file updated | 20 March 2017 11:24 CET | Original file | - |
| article xml uploaded. | 20 March 2017 11:23 CET | Original file | https://www.mdpi.com/2076-3417/7/3/293/xml |
| article pdf uploaded. | 20 March 2017 11:23 CET | Updated version of record | https://www.mdpi.com/2076-3417/7/3/293/pdf |
| article pdf uploaded. | 16 March 2017 14:02 CET | Version of Record | https://www.mdpi.com/2076-3417/7/3/293/pdf-vor |
