TY - RPRT TI - Angular correlations between sequential cascading photons from n=3 atomic hydrogen. AU - JF Williams AU - M Kumar AU - AT Stelbovics PY - 1993 DO - 10.1103/physrevlett.70.1240 UR - https://pubmed.ncbi.nlm.nih.gov/10054326/ ID - 10054326 ER -