^The Long Ukrainian Winters 互联网档案馆的存檔,存档日期2012-01-15. featuring Roald Hoffman, lecture at the World Science Festival.
^The Tense Middle by Roald Hoffmann, story on NPR. Retrieved 29 September 2006.
^Holocaust monument dedicated in western Ukraine. Jewish Telegraphic Agency. July 20, 2009
^Roald Hoffmann's land between chemistry, poetry and philosophy. [2007-10-31]. (原始内容存档于2008-01-19).
^Hoffmann R and Lipscomb WN, Theory of Polyhedral Molecules. III. Population Analyses and Reactivities for the Carboranes, J. Chem. Phys., 36, 3489 (1962).
^ 8.08.1Hoffmann R and Lipscomb WN, Theory of Polyhedral Molecules. I. Physical Factorizations of the Secular Equation, J. Chem. Phys., 36, 2179 (1962).
^Hoffmann R and Lipscomb WN, The Boron Hydrides; LCAO-MO and Resonance Studies, J.Chem. Phys., 37, 2872 (1962).
^Hoffmann R and Lipscomb WN, Sequential Substitution Reactions on B10H10-2 and B12H12-2, J. Chem. Phys., 37, 520 (1962).
^Hoffmann R and Lipscomb WN, Intramolecular Isomerization and Transformations in Carboranes and Substituted Boron Hydrides, Inor. Chem., 2, 231 (1963).
^Lipscomb WN. Boron Hydrides, W. A. Benjamin Inc., New York, 1963, Chapter 3.
^Hoffmann R. An Extended Hückel Theory. I. Hydrocarbons. J. Chem. Phys, 39, 1397-1412 (1963).
^BoA sings for SICHUAN’S EARTHQUAKE ! ? BoA’s Jewelry Box
Indian Forest Service Service Overview Preceding service Imperial Forest Service (1864 to 1935) Year of Constitution 1966 Country India Staff College Indira Gandhi National Forest Academy (IGNFA), Dehradun, Uttarakhand Cadre Controlling Authority Ministry of Environment, Forests and Climate Change Legal personality Governmental: Government service General nature Administration of Forest and Wildlife resources Cadre strength 3131 (2182 Direct Recruits and 949 Promotion Posts) Website ifs.nic.in Service Chief Director General of Forests Siddhanth Das, IFS (1982 Batch, Odisha Cadre) [1] Head of the All India Civil Services Cabinet Secretary Pradeep Kumar Sinha, IAS Indian Forest Service (भारतीय वन सेवा) [2] is one of the three All India Services of the Government of India. The other two All India Services being the Indian Administrative Service (IAS) and the Indian Police Service (IPS). [3] [4] [5] It was constituted in