TY - JOUR AU - O. Vilhu AU - J. Neff AU - T. Rahunen BT - Astron. Astrophys. DA - 1989 N1 - JILA Pub. 4043 PY - 1988 SP - 201 EP - 207 T2 - Astron. Astrophys. TI - Rotational modulation of hydrogen Lyman alpha flux from 44 iota Bootis UR - http://adsabs.harvard.edu/full/1989A\%26A...208..201V VL - 208 ER -