00524nam a2200169Ia 4500003000900000008004100009040001600050100002400066245005500090260004500145300002300190650002300213650001700236942000700253999001500260952007900275IN-BaIIA211028s9999 xx 000 0 eng d cIIA Library aJordan C.  915266 0aChromosphere-corona-transition regioncC. Jordan  aBoulderbHigh Altitude Observatoryc1969 a[various pagings.] aChromosphere95508 aCorona98341 cBK c9094d9094 00104070aBANbKAVcGENd1987-08-24l0p9995r2021-11-05w1987-08-24yBK