Zobrazeno 1 - 10
of 80
pro vyhledávání: '"Cigna, Arrigo A."'
Autor:
Cigna Arrigo A.
Publikováno v:
International Journal of Speleology, Vol 34, Iss 1-2, Pp 1-18 (2005)
The physical characteristics of radon are reported as well as its sources,the transport in rock and its behaviour in caves. Then,the instruments,both active and passive, used for the measurement of radon concentration are discussed by taking into acc
Externí odkaz:
https://doaj.org/article/f6bea69ee30b4a538f3b801cbe975107
Autor:
Cigna Arrigo A., Burri Ezio
Publikováno v:
International Journal of Speleology, Vol 29, Iss 1-4, Pp 1-27 (2000)
The problems concerning the development of show caves are here considered by taking into account different aspects of the problem. A procedure to carry out an Environmental Impact Assessment (EIA) has been established in the last decade and it is now
Externí odkaz:
https://doaj.org/article/7bd269903d65439884bad80368feac0d
Autor:
Cigna Arrigo A.
Publikováno v:
International Journal of Speleology, Vol 32, Iss 1-4, Pp 113-115 (2003)
Radon concentration in caves is known to vary within an extremely wide range. Here the distribution of the average values of radon concentration is examined and a power law describing is identified, i.e. radon concentration has a fractal dimension D=
Externí odkaz:
https://doaj.org/article/fa20425b14fe46969c9ada84f8e927c4
Autor:
Cigna, Arrigo A.
Publikováno v:
In Encyclopedia of Caves Edition: Third Edition. 2019:909-921
Autor:
Cigna, Arrigo A. *, Romero, Lourdes, Monte, Luigi, Karavaeva, Yelena N., V. Molchanova, Inna, Trapeznikov, Alexander
Publikováno v:
In Journal of Environmental Radioactivity 2000 49(1):85-96
Autor:
Cigna, Arrigo A.1
Publikováno v:
International Journal of Speleology. 2020, Vol. 49 Issue 2, p1-2. 2p.
Autor:
Allred, Kevin, am Ende, Barbara Anne, Anthony, Darlene M., Auler, Augusto S., Bakalowicz, Michel, Barnes, Craig M., Barton, Hazel A., Bar-Yosef, Ofer, Bedos, Anne, Bichuette, Maria E., Boch, Ronny, Bolger, Terry, Brady, James E., Brancelj, Anton, Brucker, Roger W., Bure, Codi M., Chakrabarty, Prosanta, Chen, Weihai, Christman, Mary C., Cigna, Arrigo A., Clemmer, Gregg S., Coke, James G., Contos, Annalisa K., Crothers, George, Culver, David C., Davis, Donald G., Deharveng, Louis, Delić, Teo, Denniston, Rhawn F., Dreybrodt, Wolfgang, Droms, Yvonne, Dublyansky, Yuri, Dumnicka, Elzbieta, Elliott, Lee F., Engel, Annette Summers, Fabel, Derek, Faille, Arnaud, Fenolio, Dante B., Ferreira, Rodrigo Lopes, Fišer, Žiga, Fišer, Cene, Fong, Daniel W., Ford, Derek, Fountain, Andrew G., Fratesi, S. Beth, Friedrich, Markus, Frisia, Silvia, Gabrovšek, Franci, Galassi, Diana M.P., Gibert, Janine, Gluesenkamp, Andrew G., Goldberg, Paul, Gorički, Špela, Granger, Darryl E., Green, Ronald T., Gulley, Jason D., Häuselmann, Philipp, Hays, Phillip D., Heinerth, Jill, Herman, Janet S., Hervant, Frédéric, Hill, Carol A., Hobbs III, Horton H., Holler, Cato, Howarth, Francis G., Hubbard, David A., Jr., Humphreys, William F., James, Julia M., Jeannin, Pierre-Yves, Jeffery, William R., Jones, William K., Kambesis, Patricia, Katz, Brian G., Kaufmann, Georg, Kempe, Stephan, Klimchouk, Alexander, Knierim, Katherine J., Konec, Marjeta, Kowalko, Johanna E., Krejca, Jean K., Latella, Leonardo, Loop, Caroline M., Lučić, Ivo, Lukić, Marko, Lundberg, Joyce, Ma, Li, Macalady, Jennifer L., Mainiero, Maurizio, Malard, Florian, Matthews, Peter, Mead, Jim I., Medville, Douglas M., Mejía-Ortíz, Luis M., Minton, Mark, Moore, Marianne S., Mulec, Janez, Murphy, Phillip J., Mylroie, John E., Niemiller, Matthew L., Onac, Bogdan P., Palmer, Arthur N., Parise, Mario, Parker, Ceth W., Pérez, María Alejandra, Perșoiu, Aurel, Pipan, Tanja, Polyak, Victor J., Prié, Vincent, Reddell, James R., Romanov, Douchko, Ross, Cordelia, Sasowsky, Ira D., Sauro, Ugo, Sauro, Francesco, Schubert, Blaine W., Schwartz, Benjamin, Šebela, Stanka, Shear, William A., Shifflett, Thomas E., Simon, Kevin S., Sket, Boris, Slay, Michael E., Soares, Daphne, Soares, Gustavo A., Spötl, Christoph, Springer, Gregory S., Steward, Paul Jay, Stone, Andrea, Taylor, Steven J., Trajano, Eleonora, Trontelj, Peter, Verovnik, Rudi, Vesper, Dorothy J., Waltham, Tony, Watson, Patty Jo, White, Elizabeth L., White, William B., Wiles, Mike, William Steele, C., Wilson, John M., Worthington, Stephen R.H., Yancey, Mary Elizabeth, Yang, Jun-xing, Zagmajster, Maja, Zhang, Yuanhai, Zhao, Yahui, Zhu, Xuewen, Zigler, Kirk S., Zupan Hajna, Nadja
Publikováno v:
In Encyclopedia of Caves Edition: Third Edition. 2019:xxv-xxviii
Autor:
Cigna, Arrigo
Il ruolo delle grotte turistiche per lo sviluppo di studi e ricerche in grotta è ormai ampiamente documentato nonostante certe posizioni minoritarie in ambito speleologico che ritengono come lo sviluppo a scopo turistico di una grotta ne comporti in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=od______1119::6262681645b98aa23ad293a95a6c4cd7
https://hdl.handle.net/10077/9066
https://hdl.handle.net/10077/9066
Autor:
Cigna, Arrigo A., Giorcelli, Franco G.
Publikováno v:
Science, 1964 Jan . 143(3604), 379-380.
Externí odkaz:
https://www.jstor.org/stable/1711799