Müller n.d.

Müller, André. n.d. [Data supplied by André Müller, elicited from Qian Xue'ao.].

@misc{8657,
  author = {Müller, André},
  title  = {[Data supplied by André Müller, elicited from Qian Xue'ao.]},
  year   = {n.d.}
}