BibTex format
@article{Alos:2018:10.1080/17442508.2018.1499105,
author = {Alos, E and Jacquier, A and Leon, J},
doi = {10.1080/17442508.2018.1499105},
journal = {Stochastics: An International Journal of Probability and Stochastic Processes},
title = {The implied volatility of Forward-Start options: ATM short-time level, skew and curvature},
url = {http://dx.doi.org/10.1080/17442508.2018.1499105},
year = {2018}
}