<![CDATA[ Search for 'au:"Churchill, Ruel V." and su-to:Boundary value problems and su-to:Fourier series and su-to:Fourier series and itype:GB and au:Churchill, Ruel V. and su-to:Fourier series and su-to:Fourier series and au:Churchill, Ruel V. and au: Brown , James Ward and itype:GB and au: Brown , James Ward']]> https://lib.buet.ac.bd/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Churchill%2C%20Ruel%20V.%22%20and%20su-to%3ABoundary%20value%20problems%20and%20su-to%3AFourier%20series%20and%20su-to%3AFourier%20series%20and%20itype%3AGB%20and%20au%3AChurchill%2C%20Ruel%20V.%20%20and%20su-to%3AFourier%20series%20and%20su-to%3AFourier%20series%20and%20au%3AChurchill%2C%20Ruel%20V.%20and%20au%3A%20Brown%20%2C%20James%20Ward%20and%20itype%3AGB%20and%20au%3A%20Brown%20%2C%20James%20Ward&format=rss2 2 0 50