@incollection{He20, author = {Han He}, title = {Variation of Coronal Magnetic Field and Solar Flare Eruption}, booktitle = {Nanofluid Flow in Porous Media}, publisher = {IntechOpen}, address = {Rijeka}, year = {2020}, editor = {Mohsen Sheikholeslami Kandelousi and Sadia Ameen and M. Shaheer Akhtar and Hyung-Shik Shin}, chapter = {12}, doi = {10.5772/intechopen.86168}, url = {https://doi.org/10.5772/intechopen.86168} }