1. Honeycomb devices in flat-plate solar collectors;Hollands;Sol. Eng.,1965
2. Transparent Glass Honeycombs Forenergy Loss Control;Buchberg,1977
3. A study of PV/T collector with honeycomb heat exchanger;Hussain;AIP Conf. Proc.,2013
4. Study of cylindrical honeycomb solar collector;Mozumder;J. Solar Eng.,2014
5. Development of Plastic Honeycombflat-Plate Solar Collectors;Marshall,1976