@article{10_4064_aa102_3_2,
     author = {David Grant},
     title = {Some product formulas for theta functions
in one and two variables},
     journal = {Acta Arithmetica},
     pages = {223--238},
     publisher = {mathdoc},
     volume = {102},
     number = {3},
     year = {2002},
     doi = {10.4064/aa102-3-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa102-3-2/}
}