4Jones, P.D. and Moberg, A. , 2003: Hemispheric and large -scale surface air temperature variations: An extensive revision and an update to 2001, Journal of Climate, 16(2), 206 -223.
5Yamamoto R, Iwashima T, Sanga N K, et al. , An Analysis of Climate Jump, J, Meteor Soc. Japan, 1986,64(2), 273 -281.