Wüstneck, R., Wüstneck, N., Grigoriev, D. O., Pison, U., & Miller, R. (1999). Stress relaxation behaviour of dipalmitoyl phosphatidylcholine monolayers spread on the surface of a pendant drop. Colloids and Surfaces B: Biointerfaces, 15, 275-288. doi:10.1016/S0927-7765(99)00094-6.