R. Burrel and S. Friel, The effect of mine closure on surface gas emission ? Proc of the conference on the environmental management of mine operations, London (UK) Besnard K. Pokryszka Z. (2005) -Gases emission monitoring in a post-mining context - International Conference Post-Mining 2005, pp.16-17, 1996.

V. Kral, M. Platenik, and R. Novotny, Methane from closed-down mines in the soil ? Proc, of the International Conference on Coal-bed Methane Technologies of Recovery and, 1998.

E. Krause and K. ?ukowicz, Dynamiczna prognoza metanowo?ci bezwzgl?dnej ?cian (poradnik techniczny), 2000.

P. Krzystolik, Z. Kobiela, E. Krause, and A. P?onka, Post-outburst spaces in the Wa?brzych Coal District: physico-chemical modelEd) Gas hazard in the near ? surface zone of the Wa?brzych Coal District caused by coal mine closure: geological and geochemical controls, 2002.

R. Novotny, M. Platenik, G. Takla, and V. Kral, Reduction of uncontrollable mine gas emission in the Czech part of Upper Silesian hard coal basin devastated by past mining activity -Proc. of the 7 th international mine ventilation congress ? Research, Development Center EMAG, 2001.

Z. Pokryszka and C. Tauziede, Evaluation of gas emission from closed mines surface to atmosphere ? Proc. of the 6 th international conference on environmental issues and management of waste in energy and mineral production, 2000.

Z. Pokryszka, C. Tauziede, C. Lagny, and Y. Guise, Gas Migration from Closed Coal Mines to the Surface. Risk assessment Methodology and Prevention Means, Symposium Post-Mining, pp.16-17, 2005.
URL : https://hal.archives-ouvertes.fr/ineris-00972520

Z. Pokryszka and E. Krause, Methane emission from flooded coal in abandoned mines in the light of laboratory investigations, IX international Conference, 2007.
URL : https://hal.archives-ouvertes.fr/ineris-00961918

P. Prokop, Gas leak effects on environment of Ostrava basin -Proc of the 7 th international mine ventilation congress ? Research, 2001.

R. Robinson, Mine gas hazards in the surface environment. Transactions of the institution of mining and metallurgy, section A, Mining technology, pp.228-238, 2000.

K. Sizer, D. Creedy, and J. Sceal, Methane and other gases from disused coal mines : the planning response ? Technical report for the department of the environment ? Wardell Armstrong ? The Stationery Office, 1996.

C. Tauziede, Z. Pokryszka, and J. P. Barriere, Risk assessment of gas emission at the surface of French abandoned coal mines and prevention techniques publication : Transactions of the Institution of Mining and Metallurgy ? Section A, Mining Technology ?, vol.111, 2002.