no. 2
Derivations of vector fields
Compositio Mathematica, Volume 26 (1973) no. 2, pp. 151-158. 
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     author = {Takens, Floris},
     title = {Derivations of vector fields},
     journal = {Compositio Mathematica},
     pages = {151--158},
     publisher = {Noordhoff International Publishing},
     volume = {26},
     number = {2},
     year = {1973},
     zbl = {0258.58005},
     mrnumber = {315723},
     language = {en},
     url = {http://archive.numdam.org/item/CM_1973__26_2_151_0/}
}
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Takens, Floris. Derivations of vector fields. Compositio Mathematica, Volume 26 (1973) no. 2, pp. 151-158. http://archive.numdam.org/item/CM_1973__26_2_151_0/

M. Gel'Fand and D.B. Fuks [1] Cohomologies of Lie algebra of tangential vectorfields of a smooth manifold, Funksional'nyi Analiz i Ego Pritozheniya 3 (1969) pp. 32-52. (translation: Functional Analysis and its applications 3 (1969), pp. 194-210. | MR | Zbl