SEDE MEDELLIN FACULTAD DE MINAS REVISTA BOLETN DE CIENCIAS DE LA TIERRA

Dear Author:

Thanks for submitting your manuscript to BOLETN DE CIENCAS DE LA TIERRA. In our preliminary review, we found several aspects that would be improved before continue with the peer-review process with the aim of facilitating the evaluation and the editorial decision. Please send a new version of the manuscript taking into account the items listed below (review the last published number for concrete examples).

Please review:

[ ] Letter paper size. [ ] Margins of 2.2 cm in the upper and lower sides, of 1.69

cm in inner and outer sides and 0.7 cm Binding. [ ] Text in two columns with spacing of 0.4 cm between

columns. [ ] Article length does not exceed 15 pages. [ ] Title, abstract and keywords in English and Spanish. [ ] Title of the manuscript in Times New Roman, size 18,

centered, Sentence type. [ ] Full name of authors with correct spelling and use of

accents. [ ] Authors names in Times New Roman, normal, size 11,

centered, Type Title. [ ] Department, institution and e-mail in Times New

Roman, size 8, italics, centered. [ ] Authors curriculum vitae at the end of the manuscript. [ ] Authors curriculum vitae indicates highest academic

degree, current filiation (company or institution), and contact information.

[ ] Curriculum in Times New Roman, size 8, justified, in normal text. Authors name in bold.

[ ] Curriculum vitae does not exceed 150 words. [ ] Abstract length does not exceed 150 words, size 9,

justified. [ ] No blank lines between text paragraphs. [ ] First line of each paragraph is indented 0.5 cm. [ ] Paragraphs in Times New Roman, size 10, justified. [ ] References in Times New Roman, size 8. [ ] Primary headings in Times New Roman, size 10, bold,

lowercase letters. [ ] Secondary headings in Times New Roman, size 10,

bold, italic, lowercase letters. [ ] Tertiary headings in Times New Roman, size 10,

lowercase letters. [ ] References in text use numbers and square brackets. [ ] Tables and figures occupy the entire width of the

column. [ ] All tables are typed in table format (not images). [ ] All equations are typed using the equation editor (not

images). [ ] All equations are numerated. [ ] All texts in tables and figures are readable. [ ] All tables are numerated and cited in the text. [ ] All figures are numerated and cited in the text. [ ] All tables indicate the source. [ ] All figures indicate the source.

[ ] All figures are in black and white or gray tones. [ ] The title is below of the figure in all graphs. [ ] The title is above of the table in all tables. [ ] All headings are numerated using Arabic numbers. [ ] All equations are numerated. [ ] Titles of figures and tables are written in Times New

Roman, size 8, left justified, without blank lines between the title and the figure or table.

[ ] The manuscript presents, introduction, materials and methods, results, discussion, conclusions and references.

[ ] In text, references use [1,2] instead of [1][2]; [1-3] instead of [1][2][3] or [1,2,3].

[ ] Citation standard for books. [1] Masters, T. Neural Network Recipes in C++. New York: Academic Press, 1993.

[ ] Citation standard for Chapter in a printed book: [1] Moyor M.A. Evaluacin del lenguaje de ingeniera, en Verdugo Alonso J. Evaluacin curricular: una gua para la intervencin del ingeniero, 2a ed., Madrid, Salvat, 1994. pp. 324-344.

[ ] Citation standard for For Electronic book: [1] Pumarino A. la propiedad intelectual en ambientes digitales educativos [en lnea], Revisin sistemtica, Santiago, hile, DoucUC, 2004 [consulta, 1/8 de octubre de 2005]. Available at:http://www.uca.es/dept/psicologia/bvsss/csalud/memoria/pdf/tecnologia.htlm

[ ] Citation standard for conference articles. [1] Jeng, J.-T., Chuang, C.-C. and Chuang, C.-T., Support vector regression based LTS-CPBUM neural networks, Proceedings of SICE Annual Conference (SICE), pp. 215-220, 2011.

[ ] Citation standard for theses and dissertations. [1] Kawasaki, N. Parametric study of thermal and chemical nonequilibrium nozzle flow, M.S. Thesis, Department of Electronic Engineering, Osaka University, Osaka, Japan, 1993. [2] Williams, J. O. Narrow-band analyzer, Ph.D. dissertation, Department of Electrical Engineering, Harvard University, Cambridge, MA, 1993.

[ ] Citation standard for Journals. Example: [1] Ghiassi, M., Saidane, H. and Zimbra, D. K. A dynamic artificial neural network for forecasting time series events. International Journal of Forecasting, 21 (2), pp. 341-362, 2005.

[ ] Citation standard for Electronic Journals. Example: [1] Snchez, A. and Delgado, L., Estado oclusal y rendimiento masticatorio. Acta Odontolgica Venezolana [Online]. 44(2), 2006. [date of reference July 25th of 2007]. Available at: http://www.actaodontologica.com/44_2_2006/estado_oclusal_rendimiento_masticatorio.asp

[ ] Citation standard for Report. Example: [1] Garca Guadarrama Juan. Informe de ingeniera ambiental, Mxico, Divisin de Estudios de posgrados de la Facultad de Ingeniera, UNAM, 2007, 89 P.

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