TY - JOUR AU - Boonpogkrong, Varayu TI - Compact operators and integral equations in the $\cal {HK}$ space JO - Czechoslovak Mathematical Journal PY - 2022 SP - 239 EP - 257 VL - 72 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2021.0447-20/ DO - 10.21136/CMJ.2021.0447-20 LA - en ID - 10_21136_CMJ_2021_0447_20 ER -