# Henryk Minc, "Nonnegative matrices", John Wiley&Sons, New York, 1988, ISBN 0-471-83966-3# Seneta, E. "Non-negative matrices and Markov chains".
# Henryk Minc, "Nonnegative matrices", John Wiley&Sons, New York, 1988, ISBN 0-471-83966-3# Seneta, E. "Non-negative matrices and Markov chains".