@misc{misc, title  = {{Saddle Points and Stark Ladders: Exact Calculations of Exciton Spectra in Superlattices}},

 url = {{}},

 year = {{1994}},

 month = {{5}},

 author = {{Whittaker DM}},

 doi = {{10.48550/arxiv.cond-mat/9405062}},

 note = {{Accessed on 2025/10/31}}}