TY - CONF T1 - CONSTRUCTION OF A HIGH-LATITUDE IONOSPHERIC MODEL FOR hf SKY-WAVE PREDICTIONS. JO - IEE Colloquium Digest PY - 1984/12/01 AU - Quegan S AU - Milsom JD ED - IS - 1984 /96 SP - 2 EP - 4 Y2 - 2026/04/11 ER -