| 其他書名 | Evolution of Large-scale Magnetic Fields and Coronal Holes from H[alpha] Synoptic Charts : 1966-1987 |
| 出版 | World Data Center A for Solar-Terrestrial Physics, National Geophysical Data Center, 1991 |
| URL | http://books.google.com.hk/books?id=E5WVygAACAAJ&hl=&source=gbs_api |