| Title | The New Sunspot Numbers |
| Publication Type | Magazine Article |
| Year of Publication | 2016 |
| Authors | Luetzelschwab, C |
| Magazine | QST |
| Volume | 100 |
| Issue Number | 10 |
| Pagination | 38-41 |
| Date Published | 10/2016 |
| ISSN | 0033-4812 |
| URL | http://www.nxtbook.com/nxtbooks/arrl/qst_201610/index.php |
