Algorithms for identifying local molecular sequence features. - Samuel Karlin; Macdonald Morris; G. Ghandour; Ming-Ying Leung (Comput. Appl. Biosci., 1988)

Exact Formulas for Multitype Run Statistic in a Random Ordering. - Macdonald Morris; Gabriel A. Schachtel; Samuel Karlin (SIAM J. Discret. Math., 1993)