Chen, H., Li, G., Wang, Y., Zhang, F., Badiei, A., Lu, T., Yang, J., Jiang, L., & Zhang, Y. (2020). Experimental analysis of defrosting and heating performance of a solar-assisted heat pump integrated phase change energy storage. International Journal of Energy Research, 44(3), 2173-2182. https://doi.org/10.1002/er.5076