1 |
Gwansang-gam, The 1723 SeongbyeonDeungrok (1723).
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2 |
Gwansang-gam, The 1752 Calendar (大淸乾隆十七年歲次壬申內用三書) (1752).
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3 |
Hankuk Minjok Munwha Daebaek'gua Sajeon 18 (Hankuk Jeongsin Munwha Yeon'guwon, Seoul, 1991), 17-22.
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4 |
Rufus WC, Astronomy in Korea, The Transactions of the Korea Branch of the Royal Asiatic Society, XXVI, 1-53 (1936).
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5 |
Seungjeong-won Ilgi, National Institute of Korean Histroy, 38, 816 (1730).
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6 |
Seungjeong-won Ilgi, National Institute of Korean Histroy, 42, 297 (1732).
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7 |
YeongjoSillok, 31, 9ab (1732).
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