Characteristic Classes of $n$-Manifolds Immersing in $\mathsf{R}^{n+k}$.

Bendersky, M. (1972). Characteristic Classes of $n$-Manifolds Immersing in $\mathsf{R}^{n+k}$. MATHEMATICA SCANDINAVICA, 31, 293–300. https://doi.org/10.7146/math.scand.a-11436