| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Theory of the Imaginary in Geometry: Together with the Trigonometry of the Imaginary | 978-1-7O97-8367-8 (1-7O97-8367-2) | 2019 |
J. H. · J. L. · J. S. · John Leigh Smeathman Hatton · L -H · L. Hatton · L.S. · S H