A Markovian formalization of heart rate dynamics evinces a quantum-like hypothesis. - Alessandro Giuliani; Pietro Lo Giudice; Anna Maria Mancini; Gianni Quatrini; Licia Pacifici; Charles L. Webber; Michail Zak; Joseph P. Zbilut (Biol. Cybern., 1996)

Alternate Entropy Computations by Applying Recurrence Matrix Masking. - Charles L. Webber (Entropy, 2022)