1. End-user perspective of low-cost sensors for outdoor air pollution moni-toring;Aakash;Sci. Total Environ.,2017
2. Alphasense Application Note 106 Humidity Extremes: Drying Out and Water Absorption.
3. Alphasense CO-B4 B Technical Datasheet. URL:http://www.alphasense.com/WEB1213/wp-content/uploads/2015/04/COB41.pdf.
4. Alphasense NO2-B43F Technical Datasheet. URL:http://www.alphasense.com/WEB1213/wp-content/uploads/2017/07/NO2B43F.pdf.
5. Alphasense OX-B431 Technical Datasheet. URL:http://www.alphasense.com/WEB1213/wp-content/uploads/2017/07/OX-B431.pdf.