tokens: This study is based on observations obtained in the framework of the ESO Prg. 092.D-0209(A). A.K. thanks Saint Petersburg State University for grant 6.38.18.2014.
ner_tags: O O O O O O O O O O O O B-Observatory B-Proposal I-Proposal B-Person O B-Organization I-Organization I-Organization I-Organization O B-Grant I-Grant