@article {Pollak1985-eo,
	title = {A diffusion process and its applications to detecting a change in the drift of Brownian motion},
	journal = {Biometrika},
	volume = {72},
	number = {2},
	year = {1985},
	pages = {267{\textendash}280},
	publisher = {Oxford University Press (OUP)},
	author = {Pollak, Moshe and Siegmund, David}
}
