@incollection{April10,
author = {Alexandre April},
title = {Ultrashort, Strongly Focused Laser Pulses in Free Space},
booktitle = {Coherence and Ultrashort Pulse Laser Emission},
publisher = {IntechOpen},
address = {Rijeka},
year = {2010},
editor = {F. J. Duarte},
chapter = {16},
doi = {10.5772/12930},
url = {https://doi.org/10.5772/12930}
}