Cite
MLA Citation
Hisashi Utada and Hisayoshi Shimizu. “Comment on "Preseismic ionospheric electron enhancements revisited" by K. Heki and Y. Enomoto.” Journal of geophysical research, vol. 119, no. 7, n.d., pp. 6011–6015. http://access.bl.uk/ark:/81055/vdc_100024895925.0x000011