@article{RM_2006_61_1_a7,
     author = {R. V. Ivanov},
     title = {Discrete approximation of {American-type} options},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {174--175},
     year = {2006},
     volume = {61},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2006_61_1_a7/}
}