Wilfried Meissner. A Löwenheim-Skolem Theorem for Inner Product Spaces. Math. Log. Q., 28(33-38):549-556, 1982. [doi]
@article{Meissner82,
title = {A Löwenheim-Skolem Theorem for Inner Product Spaces},
author = {Wilfried Meissner},
year = {1982},
doi = {10.1002/malq.19820283309},
url = {http://dx.doi.org/10.1002/malq.19820283309},
researchr = {https://researchr.org/publication/Meissner82},
cites = {0},
citedby = {0},
journal = {Math. Log. Q.},
volume = {28},
number = {33-38},
pages = {549-556},
}