T. M. Breuel, The ocropus open source ocr system, Proc. SPIE 6815, Document Recognition and Retrieval XV, pp.68150-68165, 2008.

T. M. Breuel, A. Ul-hasan, M. A. Azawi, and F. Shafait, High-Performance OCR for Printed English and Fraktur Using LSTM Networks, 2013 12th International Conference on Document Analysis and Recognition, pp.683-687, 2013.
DOI : 10.1109/ICDAR.2013.140

A. Fujimoto, T. Ogawa, K. Yamamoto, Y. Matsui, T. Yamasaki et al., Manga109 dataset and creation of metadata, Proceedings of the 1st International Workshop on coMics ANalysis, Processing and Understanding, MANPU '16, pp.1-2, 2016.
DOI : 10.1007/978-3-319-10602-1_48

M. R. Gaikwad and N. Pardeshi, Text extraction and recognition using median filter, International Research Journal of Engineering and Technology, vol.3, issue.1, pp.717-721, 2016.

M. J. Gales, X. Liu, R. Sinha, P. C. Woodland, K. Yu et al., Speech Recognition System Combination for Machine Translation, 2007 IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP '07, pp.1277-1280, 2007.
DOI : 10.1109/ICASSP.2007.367310

URL : http://mi.eng.cam.ac.uk/~ky219/papers/gales-icassp07.pdf

C. Guérin, C. Rigaud, and A. Mercier, eBDtheque: A Representative Database of Comics, 2013 12th International Conference on Document Analysis and Recognition, pp.1145-1149
DOI : 10.1109/ICDAR.2013.232

M. Heli´nskiheli´nski, M. Kmieciak, and T. Parko-la, Report on the comparison of tesseract and abbyy finereader ocr engines, 2012.

H. Helmke, H. Ehr, M. Kleinert, F. Faubel, and D. Klakow, Increased acceptance of controller assistance by automatic speech recognition, Tenth USA/Europe Air Traffic Management Research and Development Seminar (ATM2013), pp.1-10, 2013.

M. Jenckel, S. S. Bukhari, and A. Dengel, anyOCR: A sequence learning based OCR system for unlabeled historical documents, 2016 23rd International Conference on Pattern Recognition (ICPR), pp.4035-4040, 2016.
DOI : 10.1109/ICPR.2016.7900265

C. Ponsard, R. Ramdoyal, and D. Dziamski, An OCR-Enabled Digital Comic Books Viewer, Computers Helping People with Special Needs, pp.471-478
DOI : 10.1007/978-3-642-31522-0_71

S. Ranjini and M. Sundaresan, Extraction and recognition of text from digital english comic image using median filter, International Journal on Computer Science and Engineering (IJCSE), vol.5, issue.4, pp.238-244, 2013.

C. Rigaud, D. Karatzas, J. Van-de-weijer, J. Burie, and J. Ogier, Automatic text localisation in scanned comic books, 9th International Conference on Computer Vision Theory and Applications, 2013.
URL : https://hal.archives-ouvertes.fr/hal-00841492

C. Rigaud, S. Pal, J. Burie, and J. Ogier, Toward speech text recognition for comic books, Proceedings of the 1st International Workshop on coMics ANalysis, Processing and Understanding, MANPU '16, pp.1-8, 2016.
DOI : 10.1045/july2009-munoz

F. Simistira, A. Ul-hassan, V. Papavassiliou, B. Gatos, V. Katsouros et al., Recognition of historical Greek polytonic scripts using LSTM networks, 2015 13th International Conference on Document Analysis and Recognition (ICDAR), pp.766-770, 2015.
DOI : 10.1109/ICDAR.2015.7333865

R. Smith, An Overview of the Tesseract OCR Engine, Ninth International Conference on Document Analysis and Recognition (ICDAR 2007) Vol 2, pp.629-633, 2007.
DOI : 10.1109/ICDAR.2007.4376991

U. Springmann, F. Fink, and K. U. Schulz, Automatic quality evaluation and (semi-) automatic improvement of mixed models for OCR on historical documents

A. Ul-hasan, S. S. Bukhari, and A. Dengel, OCRoRACT: A Sequence Learning OCR System Trained on Isolated Characters, 2016 12th IAPR Workshop on Document Analysis Systems (DAS), pp.174-179, 2016.
DOI : 10.1109/DAS.2016.51