TY - CHAP AU - Gómez de Castro, Ana Inés PY - 2009 SN - 978-0-7354-0672-8 UR - https://hdl.handle.net/20.500.14352/53135 AB - Planetary systems are angular momentum reservoirs generated during star formation as a result of the joint action of gravity and angular momentum conservation. The accretion process drives to the generation of powerful engines able to drive the... PB - American Institute of Physics KW - T-tauri stars KW - magnetospheric accretion KW - ak-scorpii KW - bp tauri KW - ultraviolet KW - variability KW - emission KW - stars: pre-main sequence KW - stars: magnetic fields KW - binaries: spectroscopic TI - Understanding the Accretion Engine in Pre-main Sequence Stars TY - book part ER -