| article html file updated | 30 August 2025 00:54 CEST | Update | https://www.mdpi.com/1422-0067/18/8/1720 | 
| article html file updated | 21 August 2025 19:22 CEST | Update | - | 
| article html file updated | 16 July 2022 05:44 CEST | Update | - | 
| article html file updated | 8 February 2020 12:58 CET | Update | - | 
| article html file updated | 3 May 2019 08:04 CEST | Update | - | 
| article html file updated | 27 March 2019 19:39 CET | Update | - | 
| article html file updated | 1 September 2017 05:44 CEST | Update | - | 
| article html file updated | 8 August 2017 11:18 CEST | Update | - | 
| article xml uploaded. | 8 August 2017 11:17 CEST | Update | https://www.mdpi.com/1422-0067/18/8/1720/xml | 
| article pdf uploaded. | 8 August 2017 11:17 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/8/1720/pdf | 
| article html file updated | 7 August 2017 15:37 CEST | Original file | - | 
| article pdf uploaded. | 7 August 2017 15:30 CEST | Updated version of record | https://www.mdpi.com/1422-0067/18/8/1720/pdf-vor | 
| article pdf uploaded. | 7 August 2017 15:12 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/8/1720/pdf-vor |